Commit | Line | Data |
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2874c5fd | 1 | // SPDX-License-Identifier: GPL-2.0-or-later |
5519cab4 BT |
2 | /* |
3 | * HID driver for multitouch panels | |
4 | * | |
c2ef8f21 | 5 | * Copyright (c) 2010-2012 Stephane Chatty <chatty@enac.fr> |
b0a78681 | 6 | * Copyright (c) 2010-2013 Benjamin Tissoires <benjamin.tissoires@gmail.com> |
c2ef8f21 | 7 | * Copyright (c) 2010-2012 Ecole Nationale de l'Aviation Civile, France |
b0a78681 | 8 | * Copyright (c) 2012-2013 Red Hat, Inc |
5519cab4 | 9 | * |
4875ac11 RN |
10 | * This code is partly based on hid-egalax.c: |
11 | * | |
12 | * Copyright (c) 2010 Stephane Chatty <chatty@enac.fr> | |
13 | * Copyright (c) 2010 Henrik Rydberg <rydberg@euromail.se> | |
14 | * Copyright (c) 2010 Canonical, Ltd. | |
15 | * | |
f786bba4 BT |
16 | * This code is partly based on hid-3m-pct.c: |
17 | * | |
18 | * Copyright (c) 2009-2010 Stephane Chatty <chatty@enac.fr> | |
19 | * Copyright (c) 2010 Henrik Rydberg <rydberg@euromail.se> | |
20 | * Copyright (c) 2010 Canonical, Ltd. | |
5519cab4 BT |
21 | */ |
22 | ||
23 | /* | |
5519cab4 BT |
24 | */ |
25 | ||
b0a78681 | 26 | /* |
f146d1c4 | 27 | * This driver is regularly tested thanks to the test suite in hid-tools[1]. |
b0a78681 BT |
28 | * Please run these regression tests before patching this module so that |
29 | * your patch won't break existing known devices. | |
30 | * | |
f146d1c4 | 31 | * [1] https://gitlab.freedesktop.org/libevdev/hid-tools |
b0a78681 BT |
32 | */ |
33 | ||
5519cab4 BT |
34 | #include <linux/device.h> |
35 | #include <linux/hid.h> | |
36 | #include <linux/module.h> | |
37 | #include <linux/slab.h> | |
5519cab4 | 38 | #include <linux/input/mt.h> |
29cc309d | 39 | #include <linux/jiffies.h> |
49a5a827 | 40 | #include <linux/string.h> |
4f4001bc | 41 | #include <linux/timer.h> |
5519cab4 BT |
42 | |
43 | ||
44 | MODULE_AUTHOR("Stephane Chatty <chatty@enac.fr>"); | |
ef2fafb3 | 45 | MODULE_AUTHOR("Benjamin Tissoires <benjamin.tissoires@gmail.com>"); |
5519cab4 BT |
46 | MODULE_DESCRIPTION("HID multitouch panels"); |
47 | MODULE_LICENSE("GPL"); | |
48 | ||
49 | #include "hid-ids.h" | |
50 | ||
51 | /* quirks to control the device */ | |
fd911896 BT |
52 | #define MT_QUIRK_NOT_SEEN_MEANS_UP BIT(0) |
53 | #define MT_QUIRK_SLOT_IS_CONTACTID BIT(1) | |
54 | #define MT_QUIRK_CYPRESS BIT(2) | |
55 | #define MT_QUIRK_SLOT_IS_CONTACTNUMBER BIT(3) | |
56 | #define MT_QUIRK_ALWAYS_VALID BIT(4) | |
57 | #define MT_QUIRK_VALID_IS_INRANGE BIT(5) | |
58 | #define MT_QUIRK_VALID_IS_CONFIDENCE BIT(6) | |
59 | #define MT_QUIRK_CONFIDENCE BIT(7) | |
60 | #define MT_QUIRK_SLOT_IS_CONTACTID_MINUS_ONE BIT(8) | |
61 | #define MT_QUIRK_NO_AREA BIT(9) | |
62 | #define MT_QUIRK_IGNORE_DUPLICATES BIT(10) | |
63 | #define MT_QUIRK_HOVERING BIT(11) | |
64 | #define MT_QUIRK_CONTACT_CNT_ACCURATE BIT(12) | |
65 | #define MT_QUIRK_FORCE_GET_FEATURE BIT(13) | |
66 | #define MT_QUIRK_FIX_CONST_CONTACT_ID BIT(14) | |
67 | #define MT_QUIRK_TOUCH_SIZE_SCALING BIT(15) | |
4f4001bc | 68 | #define MT_QUIRK_STICKY_FINGERS BIT(16) |
957b8dff | 69 | #define MT_QUIRK_ASUS_CUSTOM_UP BIT(17) |
d9c57a70 | 70 | #define MT_QUIRK_WIN8_PTP_BUTTONS BIT(18) |
69ecd44d | 71 | #define MT_QUIRK_SEPARATE_APP_REPORT BIT(19) |
40d5bb87 | 72 | #define MT_QUIRK_FORCE_MULTI_INPUT BIT(20) |
31a4cf1d | 73 | #define MT_QUIRK_DISABLE_WAKEUP BIT(21) |
5519cab4 | 74 | |
9abebedb AD |
75 | #define MT_INPUTMODE_TOUCHSCREEN 0x02 |
76 | #define MT_INPUTMODE_TOUCHPAD 0x03 | |
77 | ||
2c6e0277 SF |
78 | #define MT_BUTTONTYPE_CLICKPAD 0 |
79 | ||
02946f4b BT |
80 | enum latency_mode { |
81 | HID_LATENCY_NORMAL = 0, | |
82 | HID_LATENCY_HIGH = 1, | |
83 | }; | |
84 | ||
4f4001bc | 85 | #define MT_IO_FLAGS_RUNNING 0 |
96098274 BT |
86 | #define MT_IO_FLAGS_ACTIVE_SLOTS 1 |
87 | #define MT_IO_FLAGS_PENDING_SLOTS 2 | |
4f4001bc | 88 | |
01eaac7e BT |
89 | static const bool mtrue = true; /* default for true */ |
90 | static const bool mfalse; /* default for false */ | |
91 | static const __s32 mzero; /* default for 0 */ | |
92 | ||
93 | #define DEFAULT_TRUE ((void *)&mtrue) | |
94 | #define DEFAULT_FALSE ((void *)&mfalse) | |
95 | #define DEFAULT_ZERO ((void *)&mzero) | |
96 | ||
97 | struct mt_usages { | |
98 | struct list_head list; | |
99 | __s32 *x, *y, *cx, *cy, *p, *w, *h, *a; | |
100 | __s32 *contactid; /* the device ContactID assigned to this slot */ | |
101 | bool *tip_state; /* is the touch valid? */ | |
102 | bool *inrange_state; /* is the finger in proximity of the sensor? */ | |
103 | bool *confidence_state; /* is the touch made by a finger? */ | |
5519cab4 BT |
104 | }; |
105 | ||
f146d1c4 BT |
106 | struct mt_application { |
107 | struct list_head list; | |
108 | unsigned int application; | |
69ecd44d | 109 | unsigned int report_id; |
01eaac7e | 110 | struct list_head mt_usages; /* mt usages list */ |
3ceb3826 BT |
111 | |
112 | __s32 quirks; | |
113 | ||
01eaac7e BT |
114 | __s32 *scantime; /* scantime reported */ |
115 | __s32 scantime_logical_max; /* max value for raw scantime */ | |
f146d1c4 | 116 | |
01eaac7e | 117 | __s32 *raw_cc; /* contact count in the report */ |
f146d1c4 BT |
118 | int left_button_state; /* left button state */ |
119 | unsigned int mt_flags; /* flags to pass to input-mt */ | |
120 | ||
28a042a3 DT |
121 | unsigned long *pending_palm_slots; /* slots where we reported palm |
122 | * and need to release */ | |
123 | ||
f146d1c4 BT |
124 | __u8 num_received; /* how many contacts we received */ |
125 | __u8 num_expected; /* expected last contact index */ | |
126 | __u8 buttons_count; /* number of physical buttons per touchpad */ | |
127 | __u8 touches_by_report; /* how many touches are present in one report: | |
128 | * 1 means we should use a serial protocol | |
129 | * > 1 means hybrid (multitouch) protocol | |
130 | */ | |
131 | ||
132 | __s32 dev_time; /* the scan time provided by the device */ | |
133 | unsigned long jiffies; /* the frame's jiffies */ | |
134 | int timestamp; /* the timestamp to be sent */ | |
135 | int prev_scantime; /* scantime reported previously */ | |
136 | ||
137 | bool have_contact_count; | |
138 | }; | |
139 | ||
eec29e3d BT |
140 | struct mt_class { |
141 | __s32 name; /* MT_CLS */ | |
142 | __s32 quirks; | |
143 | __s32 sn_move; /* Signal/noise ratio for move events */ | |
144 | __s32 sn_width; /* Signal/noise ratio for width events */ | |
145 | __s32 sn_height; /* Signal/noise ratio for height events */ | |
146 | __s32 sn_pressure; /* Signal/noise ratio for pressure events */ | |
147 | __u8 maxcontacts; | |
c2ef8f21 | 148 | bool is_indirect; /* true for touchpads */ |
6aef704e | 149 | bool export_all_inputs; /* do not ignore mouse, keyboards, etc... */ |
eec29e3d BT |
150 | }; |
151 | ||
8dfe14b3 BT |
152 | struct mt_report_data { |
153 | struct list_head list; | |
154 | struct hid_report *report; | |
155 | struct mt_application *application; | |
156 | bool is_mt_collection; | |
157 | }; | |
158 | ||
5519cab4 | 159 | struct mt_device { |
eec29e3d | 160 | struct mt_class mtclass; /* our mt device class */ |
4f4001bc | 161 | struct timer_list release_timer; /* to release sticky fingers */ |
0ee32774 | 162 | struct hid_device *hdev; /* hid_device we're attached to */ |
4f4001bc | 163 | unsigned long mt_io_flags; /* mt flags (MT_IO_FLAGS_*) */ |
7f81c8db | 164 | __u8 inputmode_value; /* InputMode HID feature value */ |
9498f954 | 165 | __u8 maxcontacts; |
2c6e0277 | 166 | bool is_buttonpad; /* is this device a button pad? */ |
76f5902a | 167 | bool serial_maybe; /* need to check for serial protocol */ |
f146d1c4 BT |
168 | |
169 | struct list_head applications; | |
8dfe14b3 | 170 | struct list_head reports; |
5519cab4 BT |
171 | }; |
172 | ||
f146d1c4 BT |
173 | static void mt_post_parse_default_settings(struct mt_device *td, |
174 | struct mt_application *app); | |
175 | static void mt_post_parse(struct mt_device *td, struct mt_application *app); | |
a69c5f8b | 176 | |
5519cab4 | 177 | /* classes of device behavior */ |
22408283 BT |
178 | #define MT_CLS_DEFAULT 0x0001 |
179 | ||
a062cc5a SC |
180 | #define MT_CLS_SERIAL 0x0002 |
181 | #define MT_CLS_CONFIDENCE 0x0003 | |
5e7ea11f BT |
182 | #define MT_CLS_CONFIDENCE_CONTACT_ID 0x0004 |
183 | #define MT_CLS_CONFIDENCE_MINUS_ONE 0x0005 | |
184 | #define MT_CLS_DUAL_INRANGE_CONTACTID 0x0006 | |
185 | #define MT_CLS_DUAL_INRANGE_CONTACTNUMBER 0x0007 | |
0fa9c616 | 186 | /* reserved 0x0008 */ |
b7ea95ff | 187 | #define MT_CLS_INRANGE_CONTACTNUMBER 0x0009 |
dc3e1d80 | 188 | #define MT_CLS_NSMU 0x000a |
0fa9c616 BT |
189 | /* reserved 0x0010 */ |
190 | /* reserved 0x0011 */ | |
f961bd35 | 191 | #define MT_CLS_WIN_8 0x0012 |
6aef704e | 192 | #define MT_CLS_EXPORT_ALL_INPUTS 0x0013 |
27a6f701 | 193 | /* reserved 0x0014 */ |
40d5bb87 | 194 | #define MT_CLS_WIN_8_FORCE_MULTI_INPUT 0x0015 |
31a4cf1d | 195 | #define MT_CLS_WIN_8_DISABLE_WAKEUP 0x0016 |
08b9a61a | 196 | #define MT_CLS_WIN_8_NO_STICKY_FINGERS 0x0017 |
54eed5c7 | 197 | #define MT_CLS_WIN_8_FORCE_MULTI_INPUT_NSMU 0x0018 |
22408283 BT |
198 | |
199 | /* vendor specific classes */ | |
200 | #define MT_CLS_3M 0x0101 | |
0fa9c616 | 201 | /* reserved 0x0102 */ |
22408283 | 202 | #define MT_CLS_EGALAX 0x0103 |
1b723e8d | 203 | #define MT_CLS_EGALAX_SERIAL 0x0104 |
847672cd | 204 | #define MT_CLS_TOPSEED 0x0105 |
2258e863 | 205 | #define MT_CLS_PANASONIC 0x0106 |
77723e3b | 206 | #define MT_CLS_FLATFROG 0x0107 |
cdcd3ac4 JK |
207 | #define MT_CLS_GENERALTOUCH_TWOFINGERS 0x0108 |
208 | #define MT_CLS_GENERALTOUCH_PWT_TENFINGERS 0x0109 | |
f3287a99 | 209 | #define MT_CLS_LG 0x010a |
957b8dff | 210 | #define MT_CLS_ASUS 0x010b |
da10bc25 | 211 | #define MT_CLS_VTL 0x0110 |
0e82232c | 212 | #define MT_CLS_GOOGLE 0x0111 |
843e475f | 213 | #define MT_CLS_RAZER_BLADE_STEALTH 0x0112 |
69ecd44d | 214 | #define MT_CLS_SMART_TECH 0x0113 |
5519cab4 | 215 | |
9498f954 | 216 | #define MT_DEFAULT_MAXCONTACT 10 |
afbcb04c | 217 | #define MT_MAX_MAXCONTACT 250 |
9498f954 | 218 | |
29cc309d NB |
219 | /* |
220 | * Resync device and local timestamps after that many microseconds without | |
221 | * receiving data. | |
222 | */ | |
223 | #define MAX_TIMESTAMP_INTERVAL 1000000 | |
224 | ||
2c2110e9 HR |
225 | #define MT_USB_DEVICE(v, p) HID_DEVICE(BUS_USB, HID_GROUP_MULTITOUCH, v, p) |
226 | #define MT_BT_DEVICE(v, p) HID_DEVICE(BUS_BLUETOOTH, HID_GROUP_MULTITOUCH, v, p) | |
227 | ||
5519cab4 BT |
228 | /* |
229 | * these device-dependent functions determine what slot corresponds | |
230 | * to a valid contact that was just read. | |
231 | */ | |
232 | ||
01eaac7e BT |
233 | static int cypress_compute_slot(struct mt_application *application, |
234 | struct mt_usages *slot) | |
a3b5e577 | 235 | { |
01eaac7e BT |
236 | if (*slot->contactid != 0 || application->num_received == 0) |
237 | return *slot->contactid; | |
a3b5e577 BT |
238 | else |
239 | return -1; | |
240 | } | |
241 | ||
cf6d15d7 | 242 | static const struct mt_class mt_classes[] = { |
2d93666e | 243 | { .name = MT_CLS_DEFAULT, |
dc3e1d80 BT |
244 | .quirks = MT_QUIRK_ALWAYS_VALID | |
245 | MT_QUIRK_CONTACT_CNT_ACCURATE }, | |
246 | { .name = MT_CLS_NSMU, | |
9498f954 | 247 | .quirks = MT_QUIRK_NOT_SEEN_MEANS_UP }, |
a062cc5a SC |
248 | { .name = MT_CLS_SERIAL, |
249 | .quirks = MT_QUIRK_ALWAYS_VALID}, | |
22408283 BT |
250 | { .name = MT_CLS_CONFIDENCE, |
251 | .quirks = MT_QUIRK_VALID_IS_CONFIDENCE }, | |
5e7ea11f BT |
252 | { .name = MT_CLS_CONFIDENCE_CONTACT_ID, |
253 | .quirks = MT_QUIRK_VALID_IS_CONFIDENCE | | |
254 | MT_QUIRK_SLOT_IS_CONTACTID }, | |
22408283 BT |
255 | { .name = MT_CLS_CONFIDENCE_MINUS_ONE, |
256 | .quirks = MT_QUIRK_VALID_IS_CONFIDENCE | | |
257 | MT_QUIRK_SLOT_IS_CONTACTID_MINUS_ONE }, | |
1e9cf35b | 258 | { .name = MT_CLS_DUAL_INRANGE_CONTACTID, |
2d93666e BT |
259 | .quirks = MT_QUIRK_VALID_IS_INRANGE | |
260 | MT_QUIRK_SLOT_IS_CONTACTID, | |
261 | .maxcontacts = 2 }, | |
1e9cf35b | 262 | { .name = MT_CLS_DUAL_INRANGE_CONTACTNUMBER, |
2d93666e BT |
263 | .quirks = MT_QUIRK_VALID_IS_INRANGE | |
264 | MT_QUIRK_SLOT_IS_CONTACTNUMBER, | |
265 | .maxcontacts = 2 }, | |
b7ea95ff AT |
266 | { .name = MT_CLS_INRANGE_CONTACTNUMBER, |
267 | .quirks = MT_QUIRK_VALID_IS_INRANGE | | |
268 | MT_QUIRK_SLOT_IS_CONTACTNUMBER }, | |
f961bd35 BT |
269 | { .name = MT_CLS_WIN_8, |
270 | .quirks = MT_QUIRK_ALWAYS_VALID | | |
271 | MT_QUIRK_IGNORE_DUPLICATES | | |
272 | MT_QUIRK_HOVERING | | |
4f4001bc | 273 | MT_QUIRK_CONTACT_CNT_ACCURATE | |
d9c57a70 | 274 | MT_QUIRK_STICKY_FINGERS | |
c23e2043 BT |
275 | MT_QUIRK_WIN8_PTP_BUTTONS, |
276 | .export_all_inputs = true }, | |
6aef704e BT |
277 | { .name = MT_CLS_EXPORT_ALL_INPUTS, |
278 | .quirks = MT_QUIRK_ALWAYS_VALID | | |
279 | MT_QUIRK_CONTACT_CNT_ACCURATE, | |
280 | .export_all_inputs = true }, | |
40d5bb87 BT |
281 | { .name = MT_CLS_WIN_8_FORCE_MULTI_INPUT, |
282 | .quirks = MT_QUIRK_ALWAYS_VALID | | |
283 | MT_QUIRK_IGNORE_DUPLICATES | | |
284 | MT_QUIRK_HOVERING | | |
285 | MT_QUIRK_CONTACT_CNT_ACCURATE | | |
286 | MT_QUIRK_STICKY_FINGERS | | |
287 | MT_QUIRK_WIN8_PTP_BUTTONS | | |
288 | MT_QUIRK_FORCE_MULTI_INPUT, | |
289 | .export_all_inputs = true }, | |
54eed5c7 TJ |
290 | { .name = MT_CLS_WIN_8_FORCE_MULTI_INPUT_NSMU, |
291 | .quirks = MT_QUIRK_IGNORE_DUPLICATES | | |
292 | MT_QUIRK_HOVERING | | |
293 | MT_QUIRK_CONTACT_CNT_ACCURATE | | |
294 | MT_QUIRK_STICKY_FINGERS | | |
295 | MT_QUIRK_WIN8_PTP_BUTTONS | | |
296 | MT_QUIRK_FORCE_MULTI_INPUT | | |
297 | MT_QUIRK_NOT_SEEN_MEANS_UP, | |
298 | .export_all_inputs = true }, | |
31a4cf1d HG |
299 | { .name = MT_CLS_WIN_8_DISABLE_WAKEUP, |
300 | .quirks = MT_QUIRK_ALWAYS_VALID | | |
301 | MT_QUIRK_IGNORE_DUPLICATES | | |
302 | MT_QUIRK_HOVERING | | |
303 | MT_QUIRK_CONTACT_CNT_ACCURATE | | |
304 | MT_QUIRK_STICKY_FINGERS | | |
305 | MT_QUIRK_WIN8_PTP_BUTTONS | | |
306 | MT_QUIRK_DISABLE_WAKEUP, | |
307 | .export_all_inputs = true }, | |
08b9a61a JE |
308 | { .name = MT_CLS_WIN_8_NO_STICKY_FINGERS, |
309 | .quirks = MT_QUIRK_ALWAYS_VALID | | |
310 | MT_QUIRK_IGNORE_DUPLICATES | | |
311 | MT_QUIRK_HOVERING | | |
312 | MT_QUIRK_CONTACT_CNT_ACCURATE | | |
313 | MT_QUIRK_WIN8_PTP_BUTTONS, | |
314 | .export_all_inputs = true }, | |
22408283 BT |
315 | |
316 | /* | |
317 | * vendor specific classes | |
318 | */ | |
319 | { .name = MT_CLS_3M, | |
320 | .quirks = MT_QUIRK_VALID_IS_CONFIDENCE | | |
e9d0a26d HC |
321 | MT_QUIRK_SLOT_IS_CONTACTID | |
322 | MT_QUIRK_TOUCH_SIZE_SCALING, | |
22408283 BT |
323 | .sn_move = 2048, |
324 | .sn_width = 128, | |
c5d40be5 HR |
325 | .sn_height = 128, |
326 | .maxcontacts = 60, | |
327 | }, | |
4875ac11 RN |
328 | { .name = MT_CLS_EGALAX, |
329 | .quirks = MT_QUIRK_SLOT_IS_CONTACTID | | |
2261bb9f | 330 | MT_QUIRK_VALID_IS_INRANGE, |
4875ac11 RN |
331 | .sn_move = 4096, |
332 | .sn_pressure = 32, | |
333 | }, | |
1b723e8d BT |
334 | { .name = MT_CLS_EGALAX_SERIAL, |
335 | .quirks = MT_QUIRK_SLOT_IS_CONTACTID | | |
336 | MT_QUIRK_ALWAYS_VALID, | |
4875ac11 RN |
337 | .sn_move = 4096, |
338 | .sn_pressure = 32, | |
339 | }, | |
847672cd BT |
340 | { .name = MT_CLS_TOPSEED, |
341 | .quirks = MT_QUIRK_ALWAYS_VALID, | |
342 | .is_indirect = true, | |
343 | .maxcontacts = 2, | |
344 | }, | |
2258e863 DK |
345 | { .name = MT_CLS_PANASONIC, |
346 | .quirks = MT_QUIRK_NOT_SEEN_MEANS_UP, | |
347 | .maxcontacts = 4 }, | |
f5ff4e1e XY |
348 | { .name = MT_CLS_GENERALTOUCH_TWOFINGERS, |
349 | .quirks = MT_QUIRK_NOT_SEEN_MEANS_UP | | |
350 | MT_QUIRK_VALID_IS_INRANGE | | |
7b226292 | 351 | MT_QUIRK_SLOT_IS_CONTACTID, |
f5ff4e1e XY |
352 | .maxcontacts = 2 |
353 | }, | |
354 | { .name = MT_CLS_GENERALTOUCH_PWT_TENFINGERS, | |
355 | .quirks = MT_QUIRK_NOT_SEEN_MEANS_UP | | |
7b226292 | 356 | MT_QUIRK_SLOT_IS_CONTACTID |
f5ff4e1e | 357 | }, |
043b403a | 358 | |
77723e3b HR |
359 | { .name = MT_CLS_FLATFROG, |
360 | .quirks = MT_QUIRK_NOT_SEEN_MEANS_UP | | |
361 | MT_QUIRK_NO_AREA, | |
362 | .sn_move = 2048, | |
363 | .maxcontacts = 40, | |
364 | }, | |
f3287a99 BT |
365 | { .name = MT_CLS_LG, |
366 | .quirks = MT_QUIRK_ALWAYS_VALID | | |
367 | MT_QUIRK_FIX_CONST_CONTACT_ID | | |
368 | MT_QUIRK_IGNORE_DUPLICATES | | |
369 | MT_QUIRK_HOVERING | | |
370 | MT_QUIRK_CONTACT_CNT_ACCURATE }, | |
957b8dff JPRV |
371 | { .name = MT_CLS_ASUS, |
372 | .quirks = MT_QUIRK_ALWAYS_VALID | | |
373 | MT_QUIRK_CONTACT_CNT_ACCURATE | | |
374 | MT_QUIRK_ASUS_CUSTOM_UP }, | |
da10bc25 MM |
375 | { .name = MT_CLS_VTL, |
376 | .quirks = MT_QUIRK_ALWAYS_VALID | | |
377 | MT_QUIRK_CONTACT_CNT_ACCURATE | | |
378 | MT_QUIRK_FORCE_GET_FEATURE, | |
379 | }, | |
0e82232c WNH |
380 | { .name = MT_CLS_GOOGLE, |
381 | .quirks = MT_QUIRK_ALWAYS_VALID | | |
382 | MT_QUIRK_CONTACT_CNT_ACCURATE | | |
383 | MT_QUIRK_SLOT_IS_CONTACTID | | |
384 | MT_QUIRK_HOVERING | |
385 | }, | |
843e475f BT |
386 | { .name = MT_CLS_RAZER_BLADE_STEALTH, |
387 | .quirks = MT_QUIRK_ALWAYS_VALID | | |
388 | MT_QUIRK_IGNORE_DUPLICATES | | |
389 | MT_QUIRK_HOVERING | | |
390 | MT_QUIRK_CONTACT_CNT_ACCURATE | | |
391 | MT_QUIRK_WIN8_PTP_BUTTONS, | |
392 | }, | |
69ecd44d BT |
393 | { .name = MT_CLS_SMART_TECH, |
394 | .quirks = MT_QUIRK_ALWAYS_VALID | | |
395 | MT_QUIRK_IGNORE_DUPLICATES | | |
396 | MT_QUIRK_CONTACT_CNT_ACCURATE | | |
397 | MT_QUIRK_SEPARATE_APP_REPORT, | |
398 | }, | |
2d93666e | 399 | { } |
5519cab4 BT |
400 | }; |
401 | ||
eec29e3d BT |
402 | static ssize_t mt_show_quirks(struct device *dev, |
403 | struct device_attribute *attr, | |
404 | char *buf) | |
405 | { | |
ee79a8f8 | 406 | struct hid_device *hdev = to_hid_device(dev); |
eec29e3d BT |
407 | struct mt_device *td = hid_get_drvdata(hdev); |
408 | ||
409 | return sprintf(buf, "%u\n", td->mtclass.quirks); | |
410 | } | |
411 | ||
412 | static ssize_t mt_set_quirks(struct device *dev, | |
413 | struct device_attribute *attr, | |
414 | const char *buf, size_t count) | |
415 | { | |
ee79a8f8 | 416 | struct hid_device *hdev = to_hid_device(dev); |
eec29e3d | 417 | struct mt_device *td = hid_get_drvdata(hdev); |
f146d1c4 | 418 | struct mt_application *application; |
eec29e3d BT |
419 | |
420 | unsigned long val; | |
421 | ||
422 | if (kstrtoul(buf, 0, &val)) | |
423 | return -EINVAL; | |
424 | ||
425 | td->mtclass.quirks = val; | |
426 | ||
f146d1c4 | 427 | list_for_each_entry(application, &td->applications, list) { |
3ceb3826 BT |
428 | application->quirks = val; |
429 | if (!application->have_contact_count) | |
430 | application->quirks &= ~MT_QUIRK_CONTACT_CNT_ACCURATE; | |
f146d1c4 BT |
431 | } |
432 | ||
eec29e3d BT |
433 | return count; |
434 | } | |
435 | ||
436 | static DEVICE_ATTR(quirks, S_IWUSR | S_IRUGO, mt_show_quirks, mt_set_quirks); | |
437 | ||
438 | static struct attribute *sysfs_attrs[] = { | |
439 | &dev_attr_quirks.attr, | |
440 | NULL | |
441 | }; | |
442 | ||
9182fb98 | 443 | static const struct attribute_group mt_attribute_group = { |
eec29e3d BT |
444 | .attrs = sysfs_attrs |
445 | }; | |
446 | ||
6d4f5440 MW |
447 | static void mt_get_feature(struct hid_device *hdev, struct hid_report *report) |
448 | { | |
3064a03b AM |
449 | int ret; |
450 | u32 size = hid_report_len(report); | |
6d4f5440 MW |
451 | u8 *buf; |
452 | ||
453 | /* | |
b897f6db BT |
454 | * Do not fetch the feature report if the device has been explicitly |
455 | * marked as non-capable. | |
6d4f5440 | 456 | */ |
adaabbf4 | 457 | if (hdev->quirks & HID_QUIRK_NO_INIT_REPORTS) |
6d4f5440 MW |
458 | return; |
459 | ||
460 | buf = hid_alloc_report_buf(report, GFP_KERNEL); | |
461 | if (!buf) | |
462 | return; | |
463 | ||
464 | ret = hid_hw_raw_request(hdev, report->id, buf, size, | |
465 | HID_FEATURE_REPORT, HID_REQ_GET_REPORT); | |
466 | if (ret < 0) { | |
467 | dev_warn(&hdev->dev, "failed to fetch feature %d\n", | |
468 | report->id); | |
469 | } else { | |
470 | ret = hid_report_raw_event(hdev, HID_FEATURE_REPORT, buf, | |
471 | size, 0); | |
472 | if (ret) | |
473 | dev_warn(&hdev->dev, "failed to report feature\n"); | |
474 | } | |
475 | ||
476 | kfree(buf); | |
477 | } | |
478 | ||
f635bd11 | 479 | static void mt_feature_mapping(struct hid_device *hdev, |
5519cab4 BT |
480 | struct hid_field *field, struct hid_usage *usage) |
481 | { | |
9498f954 BT |
482 | struct mt_device *td = hid_get_drvdata(hdev); |
483 | ||
484 | switch (usage->hid) { | |
9498f954 | 485 | case HID_DG_CONTACTMAX: |
6d4f5440 MW |
486 | mt_get_feature(hdev, field->report); |
487 | ||
9498f954 | 488 | td->maxcontacts = field->value[0]; |
afbcb04c BT |
489 | if (!td->maxcontacts && |
490 | field->logical_maximum <= MT_MAX_MAXCONTACT) | |
491 | td->maxcontacts = field->logical_maximum; | |
eec29e3d | 492 | if (td->mtclass.maxcontacts) |
9498f954 | 493 | /* check if the maxcontacts is given by the class */ |
eec29e3d | 494 | td->maxcontacts = td->mtclass.maxcontacts; |
9498f954 | 495 | |
2c6e0277 SF |
496 | break; |
497 | case HID_DG_BUTTONTYPE: | |
498 | if (usage->usage_index >= field->report_count) { | |
499 | dev_err(&hdev->dev, "HID_DG_BUTTONTYPE out of range\n"); | |
500 | break; | |
501 | } | |
502 | ||
6d4f5440 | 503 | mt_get_feature(hdev, field->report); |
2c6e0277 SF |
504 | if (field->value[usage->usage_index] == MT_BUTTONTYPE_CLICKPAD) |
505 | td->is_buttonpad = true; | |
506 | ||
9498f954 | 507 | break; |
45c5c682 BT |
508 | case 0xff0000c5: |
509 | /* Retrieve the Win8 blob once to enable some devices */ | |
510 | if (usage->usage_index == 0) | |
511 | mt_get_feature(hdev, field->report); | |
512 | break; | |
5519cab4 BT |
513 | } |
514 | } | |
515 | ||
516 | static void set_abs(struct input_dev *input, unsigned int code, | |
517 | struct hid_field *field, int snratio) | |
518 | { | |
519 | int fmin = field->logical_minimum; | |
520 | int fmax = field->logical_maximum; | |
521 | int fuzz = snratio ? (fmax - fmin) / snratio : 0; | |
522 | input_set_abs_params(input, code, fmin, fmax, fuzz, 0); | |
37cf6e6f | 523 | input_abs_set_res(input, code, hidinput_calc_abs_res(field, code)); |
5519cab4 BT |
524 | } |
525 | ||
01eaac7e BT |
526 | static struct mt_usages *mt_allocate_usage(struct hid_device *hdev, |
527 | struct mt_application *application) | |
528 | { | |
529 | struct mt_usages *usage; | |
530 | ||
531 | usage = devm_kzalloc(&hdev->dev, sizeof(*usage), GFP_KERNEL); | |
532 | if (!usage) | |
533 | return NULL; | |
534 | ||
535 | /* set some defaults so we do not need to check for null pointers */ | |
536 | usage->x = DEFAULT_ZERO; | |
537 | usage->y = DEFAULT_ZERO; | |
538 | usage->cx = DEFAULT_ZERO; | |
539 | usage->cy = DEFAULT_ZERO; | |
540 | usage->p = DEFAULT_ZERO; | |
541 | usage->w = DEFAULT_ZERO; | |
542 | usage->h = DEFAULT_ZERO; | |
543 | usage->a = DEFAULT_ZERO; | |
544 | usage->contactid = DEFAULT_ZERO; | |
545 | usage->tip_state = DEFAULT_FALSE; | |
546 | usage->inrange_state = DEFAULT_FALSE; | |
547 | usage->confidence_state = DEFAULT_TRUE; | |
548 | ||
549 | list_add_tail(&usage->list, &application->mt_usages); | |
550 | ||
551 | return usage; | |
552 | } | |
553 | ||
f146d1c4 | 554 | static struct mt_application *mt_allocate_application(struct mt_device *td, |
69ecd44d | 555 | struct hid_report *report) |
f146d1c4 | 556 | { |
69ecd44d | 557 | unsigned int application = report->application; |
f146d1c4 BT |
558 | struct mt_application *mt_application; |
559 | ||
560 | mt_application = devm_kzalloc(&td->hdev->dev, sizeof(*mt_application), | |
561 | GFP_KERNEL); | |
562 | if (!mt_application) | |
563 | return NULL; | |
564 | ||
565 | mt_application->application = application; | |
01eaac7e | 566 | INIT_LIST_HEAD(&mt_application->mt_usages); |
f146d1c4 BT |
567 | |
568 | if (application == HID_DG_TOUCHSCREEN) | |
569 | mt_application->mt_flags |= INPUT_MT_DIRECT; | |
570 | ||
571 | /* | |
572 | * Model touchscreens providing buttons as touchpads. | |
573 | */ | |
574 | if (application == HID_DG_TOUCHPAD) { | |
575 | mt_application->mt_flags |= INPUT_MT_POINTER; | |
576 | td->inputmode_value = MT_INPUTMODE_TOUCHPAD; | |
577 | } | |
578 | ||
01eaac7e BT |
579 | mt_application->scantime = DEFAULT_ZERO; |
580 | mt_application->raw_cc = DEFAULT_ZERO; | |
3ceb3826 | 581 | mt_application->quirks = td->mtclass.quirks; |
69ecd44d | 582 | mt_application->report_id = report->id; |
f146d1c4 BT |
583 | |
584 | list_add_tail(&mt_application->list, &td->applications); | |
585 | ||
586 | return mt_application; | |
587 | } | |
588 | ||
589 | static struct mt_application *mt_find_application(struct mt_device *td, | |
69ecd44d | 590 | struct hid_report *report) |
f146d1c4 | 591 | { |
69ecd44d | 592 | unsigned int application = report->application; |
f146d1c4 BT |
593 | struct mt_application *tmp, *mt_application = NULL; |
594 | ||
595 | list_for_each_entry(tmp, &td->applications, list) { | |
596 | if (application == tmp->application) { | |
69ecd44d BT |
597 | if (!(td->mtclass.quirks & MT_QUIRK_SEPARATE_APP_REPORT) || |
598 | tmp->report_id == report->id) { | |
599 | mt_application = tmp; | |
600 | break; | |
601 | } | |
f146d1c4 BT |
602 | } |
603 | } | |
604 | ||
605 | if (!mt_application) | |
69ecd44d | 606 | mt_application = mt_allocate_application(td, report); |
f146d1c4 BT |
607 | |
608 | return mt_application; | |
609 | } | |
610 | ||
8dfe14b3 BT |
611 | static struct mt_report_data *mt_allocate_report_data(struct mt_device *td, |
612 | struct hid_report *report) | |
613 | { | |
614 | struct mt_report_data *rdata; | |
615 | struct hid_field *field; | |
616 | int r, n; | |
617 | ||
618 | rdata = devm_kzalloc(&td->hdev->dev, sizeof(*rdata), GFP_KERNEL); | |
619 | if (!rdata) | |
620 | return NULL; | |
621 | ||
622 | rdata->report = report; | |
69ecd44d | 623 | rdata->application = mt_find_application(td, report); |
8dfe14b3 BT |
624 | |
625 | if (!rdata->application) { | |
626 | devm_kfree(&td->hdev->dev, rdata); | |
627 | return NULL; | |
628 | } | |
629 | ||
630 | for (r = 0; r < report->maxfield; r++) { | |
631 | field = report->field[r]; | |
632 | ||
633 | if (!(HID_MAIN_ITEM_VARIABLE & field->flags)) | |
634 | continue; | |
635 | ||
a2353e3b AZ |
636 | if (field->logical == HID_DG_FINGER || td->hdev->group != HID_GROUP_MULTITOUCH_WIN_8) { |
637 | for (n = 0; n < field->report_count; n++) { | |
638 | if (field->usage[n].hid == HID_DG_CONTACTID) { | |
639 | rdata->is_mt_collection = true; | |
640 | break; | |
641 | } | |
642 | } | |
8dfe14b3 BT |
643 | } |
644 | } | |
645 | ||
646 | list_add_tail(&rdata->list, &td->reports); | |
647 | ||
648 | return rdata; | |
649 | } | |
650 | ||
651 | static struct mt_report_data *mt_find_report_data(struct mt_device *td, | |
652 | struct hid_report *report) | |
653 | { | |
654 | struct mt_report_data *tmp, *rdata = NULL; | |
655 | ||
656 | list_for_each_entry(tmp, &td->reports, list) { | |
657 | if (report == tmp->report) { | |
658 | rdata = tmp; | |
659 | break; | |
660 | } | |
661 | } | |
662 | ||
663 | if (!rdata) | |
664 | rdata = mt_allocate_report_data(td, report); | |
665 | ||
666 | return rdata; | |
667 | } | |
668 | ||
01eaac7e BT |
669 | static void mt_store_field(struct hid_device *hdev, |
670 | struct mt_application *application, | |
671 | __s32 *value, | |
672 | size_t offset) | |
ed9d5c96 | 673 | { |
01eaac7e BT |
674 | struct mt_usages *usage; |
675 | __s32 **target; | |
676 | ||
677 | if (list_empty(&application->mt_usages)) | |
678 | usage = mt_allocate_usage(hdev, application); | |
679 | else | |
680 | usage = list_last_entry(&application->mt_usages, | |
681 | struct mt_usages, | |
682 | list); | |
3ac36d15 | 683 | |
01eaac7e | 684 | if (!usage) |
3ac36d15 BT |
685 | return; |
686 | ||
01eaac7e BT |
687 | target = (__s32 **)((char *)usage + offset); |
688 | ||
689 | /* the value has already been filled, create a new slot */ | |
690 | if (*target != DEFAULT_TRUE && | |
691 | *target != DEFAULT_FALSE && | |
692 | *target != DEFAULT_ZERO) { | |
81bcbad5 BT |
693 | if (usage->contactid == DEFAULT_ZERO || |
694 | usage->x == DEFAULT_ZERO || | |
695 | usage->y == DEFAULT_ZERO) { | |
696 | hid_dbg(hdev, | |
697 | "ignoring duplicate usage on incomplete"); | |
698 | return; | |
699 | } | |
01eaac7e BT |
700 | usage = mt_allocate_usage(hdev, application); |
701 | if (!usage) | |
702 | return; | |
703 | ||
704 | target = (__s32 **)((char *)usage + offset); | |
705 | } | |
706 | ||
707 | *target = value; | |
ed9d5c96 BT |
708 | } |
709 | ||
01eaac7e BT |
710 | #define MT_STORE_FIELD(__name) \ |
711 | mt_store_field(hdev, app, \ | |
712 | &field->value[usage->usage_index], \ | |
713 | offsetof(struct mt_usages, __name)) | |
714 | ||
a69c5f8b | 715 | static int mt_touch_input_mapping(struct hid_device *hdev, struct hid_input *hi, |
5519cab4 | 716 | struct hid_field *field, struct hid_usage *usage, |
f146d1c4 | 717 | unsigned long **bit, int *max, struct mt_application *app) |
5519cab4 BT |
718 | { |
719 | struct mt_device *td = hid_get_drvdata(hdev); | |
eec29e3d | 720 | struct mt_class *cls = &td->mtclass; |
c2ef8f21 | 721 | int code; |
349fd670 | 722 | struct hid_usage *prev_usage = NULL; |
4875ac11 | 723 | |
76f5902a HR |
724 | /* |
725 | * Model touchscreens providing buttons as touchpads. | |
c2ef8f21 | 726 | */ |
ba6b055e BT |
727 | if (field->application == HID_DG_TOUCHSCREEN && |
728 | (usage->hid & HID_USAGE_PAGE) == HID_UP_BUTTON) { | |
f146d1c4 | 729 | app->mt_flags |= INPUT_MT_POINTER; |
9abebedb AD |
730 | td->inputmode_value = MT_INPUTMODE_TOUCHPAD; |
731 | } | |
c2ef8f21 | 732 | |
015fdaa9 BT |
733 | /* count the buttons on touchpads */ |
734 | if ((usage->hid & HID_USAGE_PAGE) == HID_UP_BUTTON) | |
f146d1c4 | 735 | app->buttons_count++; |
015fdaa9 | 736 | |
349fd670 BT |
737 | if (usage->usage_index) |
738 | prev_usage = &field->usage[usage->usage_index - 1]; | |
739 | ||
5519cab4 BT |
740 | switch (usage->hid & HID_USAGE_PAGE) { |
741 | ||
742 | case HID_UP_GENDESK: | |
743 | switch (usage->hid) { | |
744 | case HID_GD_X: | |
01eaac7e | 745 | if (prev_usage && (prev_usage->hid == usage->hid)) { |
f146d1c4 | 746 | code = ABS_MT_TOOL_X; |
01eaac7e BT |
747 | MT_STORE_FIELD(cx); |
748 | } else { | |
f146d1c4 | 749 | code = ABS_MT_POSITION_X; |
01eaac7e BT |
750 | MT_STORE_FIELD(x); |
751 | } | |
349fd670 | 752 | |
f146d1c4 | 753 | set_abs(hi->input, code, field, cls->sn_move); |
01eaac7e | 754 | |
ba6b055e BT |
755 | /* |
756 | * A system multi-axis that exports X and Y has a high | |
757 | * chance of being used directly on a surface | |
758 | */ | |
759 | if (field->application == HID_GD_SYSTEM_MULTIAXIS) { | |
760 | __set_bit(INPUT_PROP_DIRECT, | |
761 | hi->input->propbit); | |
762 | input_set_abs_params(hi->input, | |
763 | ABS_MT_TOOL_TYPE, | |
764 | MT_TOOL_DIAL, | |
765 | MT_TOOL_DIAL, 0, 0); | |
766 | } | |
767 | ||
5519cab4 BT |
768 | return 1; |
769 | case HID_GD_Y: | |
01eaac7e | 770 | if (prev_usage && (prev_usage->hid == usage->hid)) { |
f146d1c4 | 771 | code = ABS_MT_TOOL_Y; |
01eaac7e BT |
772 | MT_STORE_FIELD(cy); |
773 | } else { | |
f146d1c4 | 774 | code = ABS_MT_POSITION_Y; |
01eaac7e BT |
775 | MT_STORE_FIELD(y); |
776 | } | |
349fd670 | 777 | |
f146d1c4 | 778 | set_abs(hi->input, code, field, cls->sn_move); |
01eaac7e | 779 | |
5519cab4 BT |
780 | return 1; |
781 | } | |
782 | return 0; | |
783 | ||
784 | case HID_UP_DIGITIZER: | |
785 | switch (usage->hid) { | |
786 | case HID_DG_INRANGE: | |
3ceb3826 | 787 | if (app->quirks & MT_QUIRK_HOVERING) { |
9b3bb9b8 BT |
788 | input_set_abs_params(hi->input, |
789 | ABS_MT_DISTANCE, 0, 1, 0, 0); | |
790 | } | |
01eaac7e | 791 | MT_STORE_FIELD(inrange_state); |
5519cab4 BT |
792 | return 1; |
793 | case HID_DG_CONFIDENCE: | |
794c6133 | 794 | if ((cls->name == MT_CLS_WIN_8 || |
31a4cf1d | 795 | cls->name == MT_CLS_WIN_8_FORCE_MULTI_INPUT || |
54eed5c7 | 796 | cls->name == MT_CLS_WIN_8_FORCE_MULTI_INPUT_NSMU || |
31a4cf1d | 797 | cls->name == MT_CLS_WIN_8_DISABLE_WAKEUP) && |
f9024374 DT |
798 | (field->application == HID_DG_TOUCHPAD || |
799 | field->application == HID_DG_TOUCHSCREEN)) | |
3ceb3826 | 800 | app->quirks |= MT_QUIRK_CONFIDENCE; |
9152c7d7 DT |
801 | |
802 | if (app->quirks & MT_QUIRK_CONFIDENCE) | |
803 | input_set_abs_params(hi->input, | |
804 | ABS_MT_TOOL_TYPE, | |
805 | MT_TOOL_FINGER, | |
806 | MT_TOOL_PALM, 0, 0); | |
807 | ||
01eaac7e | 808 | MT_STORE_FIELD(confidence_state); |
5519cab4 BT |
809 | return 1; |
810 | case HID_DG_TIPSWITCH: | |
ba6b055e BT |
811 | if (field->application != HID_GD_SYSTEM_MULTIAXIS) |
812 | input_set_capability(hi->input, | |
813 | EV_KEY, BTN_TOUCH); | |
01eaac7e | 814 | MT_STORE_FIELD(tip_state); |
5519cab4 BT |
815 | return 1; |
816 | case HID_DG_CONTACTID: | |
01eaac7e | 817 | MT_STORE_FIELD(contactid); |
f146d1c4 | 818 | app->touches_by_report++; |
5519cab4 BT |
819 | return 1; |
820 | case HID_DG_WIDTH: | |
3ceb3826 | 821 | if (!(app->quirks & MT_QUIRK_NO_AREA)) |
77723e3b HR |
822 | set_abs(hi->input, ABS_MT_TOUCH_MAJOR, field, |
823 | cls->sn_width); | |
01eaac7e | 824 | MT_STORE_FIELD(w); |
5519cab4 BT |
825 | return 1; |
826 | case HID_DG_HEIGHT: | |
3ceb3826 | 827 | if (!(app->quirks & MT_QUIRK_NO_AREA)) { |
77723e3b HR |
828 | set_abs(hi->input, ABS_MT_TOUCH_MINOR, field, |
829 | cls->sn_height); | |
00720277 WNH |
830 | |
831 | /* | |
832 | * Only set ABS_MT_ORIENTATION if it is not | |
833 | * already set by the HID_DG_AZIMUTH usage. | |
834 | */ | |
835 | if (!test_bit(ABS_MT_ORIENTATION, | |
836 | hi->input->absbit)) | |
837 | input_set_abs_params(hi->input, | |
838 | ABS_MT_ORIENTATION, 0, 1, 0, 0); | |
77723e3b | 839 | } |
01eaac7e | 840 | MT_STORE_FIELD(h); |
5519cab4 BT |
841 | return 1; |
842 | case HID_DG_TIPPRESSURE: | |
5519cab4 BT |
843 | set_abs(hi->input, ABS_MT_PRESSURE, field, |
844 | cls->sn_pressure); | |
01eaac7e | 845 | MT_STORE_FIELD(p); |
5519cab4 | 846 | return 1; |
29cc309d | 847 | case HID_DG_SCANTIME: |
29cc309d | 848 | input_set_capability(hi->input, EV_MSC, MSC_TIMESTAMP); |
01eaac7e BT |
849 | app->scantime = &field->value[usage->usage_index]; |
850 | app->scantime_logical_max = field->logical_maximum; | |
29cc309d | 851 | return 1; |
5519cab4 | 852 | case HID_DG_CONTACTCOUNT: |
01eaac7e BT |
853 | app->have_contact_count = true; |
854 | app->raw_cc = &field->value[usage->usage_index]; | |
5519cab4 | 855 | return 1; |
00720277 | 856 | case HID_DG_AZIMUTH: |
00720277 WNH |
857 | /* |
858 | * Azimuth has the range of [0, MAX) representing a full | |
859 | * revolution. Set ABS_MT_ORIENTATION to a quarter of | |
860 | * MAX according the definition of ABS_MT_ORIENTATION | |
861 | */ | |
862 | input_set_abs_params(hi->input, ABS_MT_ORIENTATION, | |
863 | -field->logical_maximum / 4, | |
864 | field->logical_maximum / 4, | |
865 | cls->sn_move ? | |
866 | field->logical_maximum / cls->sn_move : 0, 0); | |
01eaac7e | 867 | MT_STORE_FIELD(a); |
00720277 | 868 | return 1; |
5519cab4 | 869 | case HID_DG_CONTACTMAX: |
01eaac7e | 870 | /* contact max are global to the report */ |
5519cab4 | 871 | return -1; |
c2ef8f21 BT |
872 | case HID_DG_TOUCH: |
873 | /* Legacy devices use TIPSWITCH and not TOUCH. | |
874 | * Let's just ignore this field. */ | |
875 | return -1; | |
65b258e9 | 876 | } |
5519cab4 BT |
877 | /* let hid-input decide for the others */ |
878 | return 0; | |
879 | ||
c2ef8f21 BT |
880 | case HID_UP_BUTTON: |
881 | code = BTN_MOUSE + ((usage->hid - 1) & HID_USAGE); | |
594312b8 BT |
882 | /* |
883 | * MS PTP spec says that external buttons left and right have | |
884 | * usages 2 and 3. | |
885 | */ | |
3ceb3826 | 886 | if ((app->quirks & MT_QUIRK_WIN8_PTP_BUTTONS) && |
594312b8 BT |
887 | field->application == HID_DG_TOUCHPAD && |
888 | (usage->hid & HID_USAGE) > 1) | |
889 | code--; | |
ba6b055e BT |
890 | |
891 | if (field->application == HID_GD_SYSTEM_MULTIAXIS) | |
892 | code = BTN_0 + ((usage->hid - 1) & HID_USAGE); | |
893 | ||
c2ef8f21 | 894 | hid_map_usage(hi, usage, bit, max, EV_KEY, code); |
35556bed MZ |
895 | if (!*bit) |
896 | return -1; | |
c2ef8f21 BT |
897 | input_set_capability(hi->input, EV_KEY, code); |
898 | return 1; | |
899 | ||
5519cab4 BT |
900 | case 0xff000000: |
901 | /* we do not want to map these: no input-oriented meaning */ | |
902 | return -1; | |
903 | } | |
904 | ||
905 | return 0; | |
906 | } | |
907 | ||
f146d1c4 | 908 | static int mt_compute_slot(struct mt_device *td, struct mt_application *app, |
01eaac7e | 909 | struct mt_usages *slot, |
f146d1c4 | 910 | struct input_dev *input) |
5519cab4 | 911 | { |
3ceb3826 | 912 | __s32 quirks = app->quirks; |
5519cab4 | 913 | |
2d93666e | 914 | if (quirks & MT_QUIRK_SLOT_IS_CONTACTID) |
01eaac7e | 915 | return *slot->contactid; |
5519cab4 | 916 | |
2d93666e | 917 | if (quirks & MT_QUIRK_CYPRESS) |
01eaac7e | 918 | return cypress_compute_slot(app, slot); |
a3b5e577 | 919 | |
2d93666e | 920 | if (quirks & MT_QUIRK_SLOT_IS_CONTACTNUMBER) |
f146d1c4 | 921 | return app->num_received; |
5572da08 | 922 | |
4a6ee685 | 923 | if (quirks & MT_QUIRK_SLOT_IS_CONTACTID_MINUS_ONE) |
01eaac7e | 924 | return *slot->contactid - 1; |
4a6ee685 | 925 | |
01eaac7e | 926 | return input_mt_get_slot_by_key(input, *slot->contactid); |
3e1b5015 HR |
927 | } |
928 | ||
28a042a3 DT |
929 | static void mt_release_pending_palms(struct mt_device *td, |
930 | struct mt_application *app, | |
931 | struct input_dev *input) | |
932 | { | |
933 | int slotnum; | |
934 | bool need_sync = false; | |
935 | ||
936 | for_each_set_bit(slotnum, app->pending_palm_slots, td->maxcontacts) { | |
937 | clear_bit(slotnum, app->pending_palm_slots); | |
938 | ||
939 | input_mt_slot(input, slotnum); | |
5fc70e35 | 940 | input_mt_report_slot_inactive(input); |
28a042a3 DT |
941 | |
942 | need_sync = true; | |
943 | } | |
944 | ||
945 | if (need_sync) { | |
946 | input_mt_sync_frame(input); | |
947 | input_sync(input); | |
948 | } | |
949 | } | |
950 | ||
3e1b5015 HR |
951 | /* |
952 | * this function is called when a whole packet has been received and processed, | |
953 | * so that it can decide what to send to the input layer. | |
954 | */ | |
f146d1c4 BT |
955 | static void mt_sync_frame(struct mt_device *td, struct mt_application *app, |
956 | struct input_dev *input) | |
3e1b5015 | 957 | { |
3ceb3826 | 958 | if (app->quirks & MT_QUIRK_WIN8_PTP_BUTTONS) |
f146d1c4 | 959 | input_event(input, EV_KEY, BTN_LEFT, app->left_button_state); |
127e71bd | 960 | |
76f5902a | 961 | input_mt_sync_frame(input); |
f146d1c4 | 962 | input_event(input, EV_MSC, MSC_TIMESTAMP, app->timestamp); |
5519cab4 | 963 | input_sync(input); |
28a042a3 DT |
964 | |
965 | mt_release_pending_palms(td, app, input); | |
966 | ||
f146d1c4 BT |
967 | app->num_received = 0; |
968 | app->left_button_state = 0; | |
969 | ||
96098274 BT |
970 | if (test_bit(MT_IO_FLAGS_ACTIVE_SLOTS, &td->mt_io_flags)) |
971 | set_bit(MT_IO_FLAGS_PENDING_SLOTS, &td->mt_io_flags); | |
972 | else | |
973 | clear_bit(MT_IO_FLAGS_PENDING_SLOTS, &td->mt_io_flags); | |
974 | clear_bit(MT_IO_FLAGS_ACTIVE_SLOTS, &td->mt_io_flags); | |
5519cab4 BT |
975 | } |
976 | ||
01eaac7e | 977 | static int mt_compute_timestamp(struct mt_application *app, __s32 value) |
29cc309d | 978 | { |
f146d1c4 BT |
979 | long delta = value - app->prev_scantime; |
980 | unsigned long jdelta = jiffies_to_usecs(jiffies - app->jiffies); | |
29cc309d | 981 | |
f146d1c4 | 982 | app->jiffies = jiffies; |
29cc309d NB |
983 | |
984 | if (delta < 0) | |
01eaac7e | 985 | delta += app->scantime_logical_max; |
29cc309d NB |
986 | |
987 | /* HID_DG_SCANTIME is expressed in 100us, we want it in us. */ | |
988 | delta *= 100; | |
989 | ||
990 | if (jdelta > MAX_TIMESTAMP_INTERVAL) | |
991 | /* No data received for a while, resync the timestamp. */ | |
992 | return 0; | |
993 | else | |
f146d1c4 | 994 | return app->timestamp + delta; |
29cc309d NB |
995 | } |
996 | ||
a69c5f8b | 997 | static int mt_touch_event(struct hid_device *hid, struct hid_field *field, |
5519cab4 | 998 | struct hid_usage *usage, __s32 value) |
55978fa9 BT |
999 | { |
1000 | /* we will handle the hidinput part later, now remains hiddev */ | |
1001 | if (hid->claimed & HID_CLAIMED_HIDDEV && hid->hiddev_hid_event) | |
1002 | hid->hiddev_hid_event(hid, field, usage, value); | |
1003 | ||
1004 | return 1; | |
1005 | } | |
1006 | ||
01eaac7e BT |
1007 | static int mt_process_slot(struct mt_device *td, struct input_dev *input, |
1008 | struct mt_application *app, | |
1009 | struct mt_usages *slot) | |
5519cab4 | 1010 | { |
01eaac7e | 1011 | struct input_mt *mt = input->mt; |
3ceb3826 | 1012 | __s32 quirks = app->quirks; |
01eaac7e BT |
1013 | bool valid = true; |
1014 | bool confidence_state = true; | |
1015 | bool inrange_state = false; | |
1016 | int active; | |
1017 | int slotnum; | |
ba6b055e | 1018 | int tool = MT_TOOL_FINGER; |
5519cab4 | 1019 | |
01eaac7e BT |
1020 | if (!slot) |
1021 | return -EINVAL; | |
1022 | ||
1023 | if ((quirks & MT_QUIRK_CONTACT_CNT_ACCURATE) && | |
1024 | app->num_received >= app->num_expected) | |
1025 | return -EAGAIN; | |
1026 | ||
1027 | if (!(quirks & MT_QUIRK_ALWAYS_VALID)) { | |
1028 | if (quirks & MT_QUIRK_VALID_IS_INRANGE) | |
1029 | valid = *slot->inrange_state; | |
1030 | if (quirks & MT_QUIRK_NOT_SEEN_MEANS_UP) | |
1031 | valid = *slot->tip_state; | |
1032 | if (quirks & MT_QUIRK_VALID_IS_CONFIDENCE) | |
1033 | valid = *slot->confidence_state; | |
1034 | ||
1035 | if (!valid) | |
1036 | return 0; | |
1037 | } | |
1038 | ||
1039 | slotnum = mt_compute_slot(td, app, slot, input); | |
1040 | if (slotnum < 0 || slotnum >= td->maxcontacts) | |
1041 | return 0; | |
1042 | ||
1043 | if ((quirks & MT_QUIRK_IGNORE_DUPLICATES) && mt) { | |
1044 | struct input_mt_slot *i_slot = &mt->slots[slotnum]; | |
1045 | ||
1046 | if (input_mt_is_active(i_slot) && | |
1047 | input_mt_is_used(mt, i_slot)) | |
1048 | return -EAGAIN; | |
1049 | } | |
1050 | ||
1051 | if (quirks & MT_QUIRK_CONFIDENCE) | |
1052 | confidence_state = *slot->confidence_state; | |
1053 | ||
1054 | if (quirks & MT_QUIRK_HOVERING) | |
1055 | inrange_state = *slot->inrange_state; | |
1056 | ||
9152c7d7 | 1057 | active = *slot->tip_state || inrange_state; |
01eaac7e | 1058 | |
ba6b055e BT |
1059 | if (app->application == HID_GD_SYSTEM_MULTIAXIS) |
1060 | tool = MT_TOOL_DIAL; | |
28a042a3 | 1061 | else if (unlikely(!confidence_state)) { |
9152c7d7 | 1062 | tool = MT_TOOL_PALM; |
306d5acb | 1063 | if (!active && mt && |
28a042a3 DT |
1064 | input_mt_is_active(&mt->slots[slotnum])) { |
1065 | /* | |
1066 | * The non-confidence was reported for | |
1067 | * previously valid contact that is also no | |
1068 | * longer valid. We can't simply report | |
1069 | * lift-off as userspace will not be aware | |
1070 | * of non-confidence, so we need to split | |
1071 | * it into 2 events: active MT_TOOL_PALM | |
1072 | * and a separate liftoff. | |
1073 | */ | |
1074 | active = true; | |
1075 | set_bit(slotnum, app->pending_palm_slots); | |
1076 | } | |
1077 | } | |
ba6b055e | 1078 | |
01eaac7e | 1079 | input_mt_slot(input, slotnum); |
ba6b055e | 1080 | input_mt_report_slot_state(input, tool, active); |
01eaac7e BT |
1081 | if (active) { |
1082 | /* this finger is in proximity of the sensor */ | |
1083 | int wide = (*slot->w > *slot->h); | |
1084 | int major = max(*slot->w, *slot->h); | |
1085 | int minor = min(*slot->w, *slot->h); | |
1086 | int orientation = wide; | |
1087 | int max_azimuth; | |
1088 | int azimuth; | |
1089 | ||
1090 | if (slot->a != DEFAULT_ZERO) { | |
00720277 WNH |
1091 | /* |
1092 | * Azimuth is counter-clockwise and ranges from [0, MAX) | |
1093 | * (a full revolution). Convert it to clockwise ranging | |
1094 | * [-MAX/2, MAX/2]. | |
1095 | * | |
1096 | * Note that ABS_MT_ORIENTATION require us to report | |
1097 | * the limit of [-MAX/4, MAX/4], but the value can go | |
1098 | * out of range to [-MAX/2, MAX/2] to report an upside | |
1099 | * down ellipsis. | |
1100 | */ | |
01eaac7e BT |
1101 | azimuth = *slot->a; |
1102 | max_azimuth = input_abs_get_max(input, | |
1103 | ABS_MT_ORIENTATION); | |
1104 | if (azimuth > max_azimuth * 2) | |
1105 | azimuth -= max_azimuth * 4; | |
1106 | orientation = -azimuth; | |
1107 | } | |
5519cab4 | 1108 | |
01eaac7e | 1109 | if (quirks & MT_QUIRK_TOUCH_SIZE_SCALING) { |
9152c7d7 DT |
1110 | /* |
1111 | * divided by two to match visual scale of touch | |
1112 | * for devices with this quirk | |
1113 | */ | |
01eaac7e BT |
1114 | major = major >> 1; |
1115 | minor = minor >> 1; | |
1116 | } | |
55746d28 | 1117 | |
01eaac7e BT |
1118 | input_event(input, EV_ABS, ABS_MT_POSITION_X, *slot->x); |
1119 | input_event(input, EV_ABS, ABS_MT_POSITION_Y, *slot->y); | |
1120 | input_event(input, EV_ABS, ABS_MT_TOOL_X, *slot->cx); | |
1121 | input_event(input, EV_ABS, ABS_MT_TOOL_Y, *slot->cy); | |
1122 | input_event(input, EV_ABS, ABS_MT_DISTANCE, !*slot->tip_state); | |
1123 | input_event(input, EV_ABS, ABS_MT_ORIENTATION, orientation); | |
1124 | input_event(input, EV_ABS, ABS_MT_PRESSURE, *slot->p); | |
1125 | input_event(input, EV_ABS, ABS_MT_TOUCH_MAJOR, major); | |
1126 | input_event(input, EV_ABS, ABS_MT_TOUCH_MINOR, minor); | |
1127 | ||
1128 | set_bit(MT_IO_FLAGS_ACTIVE_SLOTS, &td->mt_io_flags); | |
1129 | } | |
127e71bd | 1130 | |
01eaac7e BT |
1131 | return 0; |
1132 | } | |
1133 | ||
1134 | static void mt_process_mt_event(struct hid_device *hid, | |
1135 | struct mt_application *app, | |
1136 | struct hid_field *field, | |
1137 | struct hid_usage *usage, | |
1138 | __s32 value, | |
1139 | bool first_packet) | |
1140 | { | |
1141 | __s32 quirks = app->quirks; | |
1142 | struct input_dev *input = field->hidinput->input; | |
1143 | ||
1144 | if (!usage->type || !(hid->claimed & HID_CLAIMED_INPUT)) | |
1145 | return; | |
1146 | ||
1147 | if (quirks & MT_QUIRK_WIN8_PTP_BUTTONS) { | |
1148 | ||
1149 | /* | |
1150 | * For Win8 PTP touchpads we should only look at | |
1151 | * non finger/touch events in the first_packet of a | |
1152 | * (possible) multi-packet frame. | |
1153 | */ | |
1154 | if (!first_packet) | |
55978fa9 | 1155 | return; |
5519cab4 | 1156 | |
01eaac7e BT |
1157 | /* |
1158 | * For Win8 PTP touchpads we map both the clickpad click | |
1159 | * and any "external" left buttons to BTN_LEFT if a | |
1160 | * device claims to have both we need to report 1 for | |
1161 | * BTN_LEFT if either is pressed, so we or all values | |
1162 | * together and report the result in mt_sync_frame(). | |
1163 | */ | |
1164 | if (usage->type == EV_KEY && usage->code == BTN_LEFT) { | |
1165 | app->left_button_state |= value; | |
1166 | return; | |
54f4c0c3 | 1167 | } |
2d93666e | 1168 | } |
01eaac7e BT |
1169 | |
1170 | input_event(input, usage->type, usage->code, value); | |
55978fa9 | 1171 | } |
5519cab4 | 1172 | |
8dfe14b3 BT |
1173 | static void mt_touch_report(struct hid_device *hid, |
1174 | struct mt_report_data *rdata) | |
55978fa9 BT |
1175 | { |
1176 | struct mt_device *td = hid_get_drvdata(hid); | |
8dfe14b3 BT |
1177 | struct hid_report *report = rdata->report; |
1178 | struct mt_application *app = rdata->application; | |
55978fa9 | 1179 | struct hid_field *field; |
01eaac7e BT |
1180 | struct input_dev *input; |
1181 | struct mt_usages *slot; | |
55746d28 | 1182 | bool first_packet; |
55978fa9 | 1183 | unsigned count; |
f146d1c4 BT |
1184 | int r, n; |
1185 | int scantime = 0; | |
1186 | int contact_count = -1; | |
5519cab4 | 1187 | |
4f4001bc | 1188 | /* sticky fingers release in progress, abort */ |
be6e2b57 | 1189 | if (test_and_set_bit_lock(MT_IO_FLAGS_RUNNING, &td->mt_io_flags)) |
4f4001bc BT |
1190 | return; |
1191 | ||
01eaac7e BT |
1192 | scantime = *app->scantime; |
1193 | app->timestamp = mt_compute_timestamp(app, scantime); | |
1194 | if (app->raw_cc != DEFAULT_ZERO) | |
1195 | contact_count = *app->raw_cc; | |
1196 | ||
c2517f62 BT |
1197 | /* |
1198 | * Includes multi-packet support where subsequent | |
1199 | * packets are sent with zero contactcount. | |
1200 | */ | |
01eaac7e | 1201 | if (contact_count >= 0) { |
af8dc4d0 HG |
1202 | /* |
1203 | * For Win8 PTPs the first packet (td->num_received == 0) may | |
1204 | * have a contactcount of 0 if there only is a button event. | |
1205 | * We double check that this is not a continuation packet | |
1206 | * of a possible multi-packet frame be checking that the | |
1207 | * timestamp has changed. | |
1208 | */ | |
3ceb3826 | 1209 | if ((app->quirks & MT_QUIRK_WIN8_PTP_BUTTONS) && |
f146d1c4 BT |
1210 | app->num_received == 0 && |
1211 | app->prev_scantime != scantime) | |
1212 | app->num_expected = contact_count; | |
af8dc4d0 | 1213 | /* A non 0 contact count always indicates a first packet */ |
f146d1c4 BT |
1214 | else if (contact_count) |
1215 | app->num_expected = contact_count; | |
7e3cc447 | 1216 | } |
f146d1c4 | 1217 | app->prev_scantime = scantime; |
c2517f62 | 1218 | |
f146d1c4 | 1219 | first_packet = app->num_received == 0; |
01eaac7e BT |
1220 | |
1221 | input = report->field[0]->hidinput->input; | |
1222 | ||
1223 | list_for_each_entry(slot, &app->mt_usages, list) { | |
1224 | if (!mt_process_slot(td, input, app, slot)) | |
1225 | app->num_received++; | |
1226 | } | |
1227 | ||
55978fa9 BT |
1228 | for (r = 0; r < report->maxfield; r++) { |
1229 | field = report->field[r]; | |
1230 | count = field->report_count; | |
1231 | ||
1232 | if (!(HID_MAIN_ITEM_VARIABLE & field->flags)) | |
1233 | continue; | |
1234 | ||
1235 | for (n = 0; n < count; n++) | |
01eaac7e BT |
1236 | mt_process_mt_event(hid, app, field, |
1237 | &field->usage[n], field->value[n], | |
1238 | first_packet); | |
55978fa9 | 1239 | } |
5b62efd8 | 1240 | |
f146d1c4 | 1241 | if (app->num_received >= app->num_expected) |
01eaac7e | 1242 | mt_sync_frame(td, app, input); |
4f4001bc BT |
1243 | |
1244 | /* | |
1245 | * Windows 8 specs says 2 things: | |
1246 | * - once a contact has been reported, it has to be reported in each | |
1247 | * subsequent report | |
1248 | * - the report rate when fingers are present has to be at least | |
1249 | * the refresh rate of the screen, 60 or 120 Hz | |
1250 | * | |
1251 | * I interprete this that the specification forces a report rate of | |
1252 | * at least 60 Hz for a touchscreen to be certified. | |
1253 | * Which means that if we do not get a report whithin 16 ms, either | |
1254 | * something wrong happens, either the touchscreen forgets to send | |
1255 | * a release. Taking a reasonable margin allows to remove issues | |
1256 | * with USB communication or the load of the machine. | |
1257 | * | |
1258 | * Given that Win 8 devices are forced to send a release, this will | |
1259 | * only affect laggish machines and the ones that have a firmware | |
1260 | * defect. | |
1261 | */ | |
3ceb3826 | 1262 | if (app->quirks & MT_QUIRK_STICKY_FINGERS) { |
96098274 BT |
1263 | if (test_bit(MT_IO_FLAGS_PENDING_SLOTS, &td->mt_io_flags)) |
1264 | mod_timer(&td->release_timer, | |
1265 | jiffies + msecs_to_jiffies(100)); | |
1266 | else | |
1267 | del_timer(&td->release_timer); | |
1268 | } | |
4f4001bc | 1269 | |
be6e2b57 | 1270 | clear_bit_unlock(MT_IO_FLAGS_RUNNING, &td->mt_io_flags); |
5519cab4 BT |
1271 | } |
1272 | ||
b2c68a2f | 1273 | static int mt_touch_input_configured(struct hid_device *hdev, |
f146d1c4 BT |
1274 | struct hid_input *hi, |
1275 | struct mt_application *app) | |
a69c5f8b BT |
1276 | { |
1277 | struct mt_device *td = hid_get_drvdata(hdev); | |
1278 | struct mt_class *cls = &td->mtclass; | |
1279 | struct input_dev *input = hi->input; | |
b2c68a2f | 1280 | int ret; |
a69c5f8b BT |
1281 | |
1282 | if (!td->maxcontacts) | |
1283 | td->maxcontacts = MT_DEFAULT_MAXCONTACT; | |
1284 | ||
f146d1c4 | 1285 | mt_post_parse(td, app); |
a69c5f8b | 1286 | if (td->serial_maybe) |
f146d1c4 | 1287 | mt_post_parse_default_settings(td, app); |
a69c5f8b BT |
1288 | |
1289 | if (cls->is_indirect) | |
f146d1c4 | 1290 | app->mt_flags |= INPUT_MT_POINTER; |
a69c5f8b | 1291 | |
3ceb3826 | 1292 | if (app->quirks & MT_QUIRK_NOT_SEEN_MEANS_UP) |
f146d1c4 | 1293 | app->mt_flags |= INPUT_MT_DROP_UNUSED; |
a69c5f8b | 1294 | |
015fdaa9 | 1295 | /* check for clickpads */ |
f146d1c4 BT |
1296 | if ((app->mt_flags & INPUT_MT_POINTER) && |
1297 | (app->buttons_count == 1)) | |
2c6e0277 SF |
1298 | td->is_buttonpad = true; |
1299 | ||
1300 | if (td->is_buttonpad) | |
015fdaa9 BT |
1301 | __set_bit(INPUT_PROP_BUTTONPAD, input->propbit); |
1302 | ||
28a042a3 DT |
1303 | app->pending_palm_slots = devm_kcalloc(&hi->input->dev, |
1304 | BITS_TO_LONGS(td->maxcontacts), | |
1305 | sizeof(long), | |
1306 | GFP_KERNEL); | |
1307 | if (!app->pending_palm_slots) | |
1308 | return -ENOMEM; | |
1309 | ||
f146d1c4 | 1310 | ret = input_mt_init_slots(input, td->maxcontacts, app->mt_flags); |
b2c68a2f DT |
1311 | if (ret) |
1312 | return ret; | |
a69c5f8b | 1313 | |
f146d1c4 | 1314 | app->mt_flags = 0; |
b2c68a2f | 1315 | return 0; |
a69c5f8b BT |
1316 | } |
1317 | ||
957b8dff JPRV |
1318 | #define mt_map_key_clear(c) hid_map_usage_clear(hi, usage, bit, \ |
1319 | max, EV_KEY, (c)) | |
a69c5f8b BT |
1320 | static int mt_input_mapping(struct hid_device *hdev, struct hid_input *hi, |
1321 | struct hid_field *field, struct hid_usage *usage, | |
1322 | unsigned long **bit, int *max) | |
1323 | { | |
6aef704e | 1324 | struct mt_device *td = hid_get_drvdata(hdev); |
f146d1c4 | 1325 | struct mt_application *application; |
8dfe14b3 BT |
1326 | struct mt_report_data *rdata; |
1327 | ||
1328 | rdata = mt_find_report_data(td, field->report); | |
1329 | if (!rdata) { | |
1330 | hid_err(hdev, "failed to allocate data for report\n"); | |
1331 | return 0; | |
1332 | } | |
6aef704e | 1333 | |
8dfe14b3 | 1334 | application = rdata->application; |
3ceb3826 | 1335 | |
6aef704e BT |
1336 | /* |
1337 | * If mtclass.export_all_inputs is not set, only map fields from | |
1338 | * TouchScreen or TouchPad collections. We need to ignore fields | |
1339 | * that belong to other collections such as Mouse that might have | |
1340 | * the same GenericDesktop usages. | |
1341 | */ | |
1342 | if (!td->mtclass.export_all_inputs && | |
1343 | field->application != HID_DG_TOUCHSCREEN && | |
fa11aa72 | 1344 | field->application != HID_DG_PEN && |
8fe89ef0 BT |
1345 | field->application != HID_DG_TOUCHPAD && |
1346 | field->application != HID_GD_KEYBOARD && | |
e57f4e67 | 1347 | field->application != HID_GD_SYSTEM_CONTROL && |
1fbf74ef | 1348 | field->application != HID_CP_CONSUMER_CONTROL && |
957b8dff | 1349 | field->application != HID_GD_WIRELESS_RADIO_CTLS && |
ba6b055e | 1350 | field->application != HID_GD_SYSTEM_MULTIAXIS && |
957b8dff | 1351 | !(field->application == HID_VD_ASUS_CUSTOM_MEDIA_KEYS && |
3ceb3826 | 1352 | application->quirks & MT_QUIRK_ASUS_CUSTOM_UP)) |
6f492f28 | 1353 | return -1; |
a69c5f8b | 1354 | |
957b8dff JPRV |
1355 | /* |
1356 | * Some Asus keyboard+touchpad devices have the hotkeys defined in the | |
1357 | * touchpad report descriptor. We need to treat these as an array to | |
1358 | * map usages to input keys. | |
1359 | */ | |
39bbf402 | 1360 | if (field->application == HID_VD_ASUS_CUSTOM_MEDIA_KEYS && |
3ceb3826 | 1361 | application->quirks & MT_QUIRK_ASUS_CUSTOM_UP && |
957b8dff JPRV |
1362 | (usage->hid & HID_USAGE_PAGE) == HID_UP_CUSTOM) { |
1363 | set_bit(EV_REP, hi->input->evbit); | |
1364 | if (field->flags & HID_MAIN_ITEM_VARIABLE) | |
1365 | field->flags &= ~HID_MAIN_ITEM_VARIABLE; | |
1366 | switch (usage->hid & HID_USAGE) { | |
1367 | case 0x10: mt_map_key_clear(KEY_BRIGHTNESSDOWN); break; | |
1368 | case 0x20: mt_map_key_clear(KEY_BRIGHTNESSUP); break; | |
1369 | case 0x35: mt_map_key_clear(KEY_DISPLAY_OFF); break; | |
1370 | case 0x6b: mt_map_key_clear(KEY_F21); break; | |
1371 | case 0x6c: mt_map_key_clear(KEY_SLEEP); break; | |
1372 | default: | |
1373 | return -1; | |
1374 | } | |
1375 | return 1; | |
1376 | } | |
1377 | ||
ba6b055e | 1378 | if (rdata->is_mt_collection) |
f146d1c4 BT |
1379 | return mt_touch_input_mapping(hdev, hi, field, usage, bit, max, |
1380 | application); | |
6aef704e | 1381 | |
7ffa13be BT |
1382 | /* |
1383 | * some egalax touchscreens have "application == DG_TOUCHSCREEN" | |
1384 | * for the stylus. Overwrite the hid_input application | |
1385 | */ | |
1386 | if (field->physical == HID_DG_STYLUS) | |
1387 | hi->application = HID_DG_STYLUS; | |
1388 | ||
6aef704e BT |
1389 | /* let hid-core decide for the others */ |
1390 | return 0; | |
a69c5f8b BT |
1391 | } |
1392 | ||
1393 | static int mt_input_mapped(struct hid_device *hdev, struct hid_input *hi, | |
1394 | struct hid_field *field, struct hid_usage *usage, | |
1395 | unsigned long **bit, int *max) | |
1396 | { | |
ba6b055e BT |
1397 | struct mt_device *td = hid_get_drvdata(hdev); |
1398 | struct mt_report_data *rdata; | |
fa11aa72 | 1399 | |
ba6b055e BT |
1400 | rdata = mt_find_report_data(td, field->report); |
1401 | if (rdata && rdata->is_mt_collection) { | |
4cf56a89 DT |
1402 | /* We own these mappings, tell hid-input to ignore them */ |
1403 | return -1; | |
1404 | } | |
6aef704e BT |
1405 | |
1406 | /* let hid-core decide for the others */ | |
1407 | return 0; | |
a69c5f8b BT |
1408 | } |
1409 | ||
1410 | static int mt_event(struct hid_device *hid, struct hid_field *field, | |
1411 | struct hid_usage *usage, __s32 value) | |
1412 | { | |
1413 | struct mt_device *td = hid_get_drvdata(hid); | |
8dfe14b3 | 1414 | struct mt_report_data *rdata; |
a69c5f8b | 1415 | |
8dfe14b3 BT |
1416 | rdata = mt_find_report_data(td, field->report); |
1417 | if (rdata && rdata->is_mt_collection) | |
a69c5f8b BT |
1418 | return mt_touch_event(hid, field, usage, value); |
1419 | ||
e55f6200 | 1420 | return 0; |
a69c5f8b BT |
1421 | } |
1422 | ||
1423 | static void mt_report(struct hid_device *hid, struct hid_report *report) | |
1424 | { | |
1425 | struct mt_device *td = hid_get_drvdata(hid); | |
e55f6200 | 1426 | struct hid_field *field = report->field[0]; |
8dfe14b3 | 1427 | struct mt_report_data *rdata; |
a69c5f8b BT |
1428 | |
1429 | if (!(hid->claimed & HID_CLAIMED_INPUT)) | |
1430 | return; | |
1431 | ||
8dfe14b3 BT |
1432 | rdata = mt_find_report_data(td, report); |
1433 | if (rdata && rdata->is_mt_collection) | |
1434 | return mt_touch_report(hid, rdata); | |
fa11aa72 | 1435 | |
e55f6200 BT |
1436 | if (field && field->hidinput && field->hidinput->input) |
1437 | input_sync(field->hidinput->input); | |
5519cab4 BT |
1438 | } |
1439 | ||
7f81c8db BT |
1440 | static bool mt_need_to_apply_feature(struct hid_device *hdev, |
1441 | struct hid_field *field, | |
02946f4b BT |
1442 | struct hid_usage *usage, |
1443 | enum latency_mode latency, | |
1444 | bool surface_switch, | |
ec6adef5 BT |
1445 | bool button_switch, |
1446 | bool *inputmode_found) | |
5519cab4 BT |
1447 | { |
1448 | struct mt_device *td = hid_get_drvdata(hdev); | |
da10bc25 | 1449 | struct mt_class *cls = &td->mtclass; |
7f81c8db BT |
1450 | struct hid_report *report = field->report; |
1451 | unsigned int index = usage->usage_index; | |
da10bc25 | 1452 | char *buf; |
3064a03b | 1453 | u32 report_len; |
7f81c8db | 1454 | int max; |
5519cab4 | 1455 | |
7f81c8db BT |
1456 | switch (usage->hid) { |
1457 | case HID_DG_INPUTMODE: | |
ec6adef5 BT |
1458 | /* |
1459 | * Some elan panels wrongly declare 2 input mode features, | |
1460 | * and silently ignore when we set the value in the second | |
1461 | * field. Skip the second feature and hope for the best. | |
1462 | */ | |
1463 | if (*inputmode_found) | |
1464 | return false; | |
1465 | ||
da10bc25 | 1466 | if (cls->quirks & MT_QUIRK_FORCE_GET_FEATURE) { |
7f81c8db BT |
1467 | report_len = hid_report_len(report); |
1468 | buf = hid_alloc_report_buf(report, GFP_KERNEL); | |
da10bc25 | 1469 | if (!buf) { |
7f81c8db BT |
1470 | hid_err(hdev, |
1471 | "failed to allocate buffer for report\n"); | |
1472 | return false; | |
da10bc25 | 1473 | } |
7f81c8db | 1474 | hid_hw_raw_request(hdev, report->id, buf, report_len, |
da10bc25 MM |
1475 | HID_FEATURE_REPORT, |
1476 | HID_REQ_GET_REPORT); | |
1477 | kfree(buf); | |
1478 | } | |
5519cab4 | 1479 | |
7f81c8db | 1480 | field->value[index] = td->inputmode_value; |
ec6adef5 | 1481 | *inputmode_found = true; |
7f81c8db | 1482 | return true; |
31ae9bdd | 1483 | |
7f81c8db | 1484 | case HID_DG_CONTACTMAX: |
3ceb3826 | 1485 | if (cls->maxcontacts) { |
7f81c8db | 1486 | max = min_t(int, field->logical_maximum, |
3ceb3826 | 1487 | cls->maxcontacts); |
7f81c8db BT |
1488 | if (field->value[index] != max) { |
1489 | field->value[index] = max; | |
1490 | return true; | |
1491 | } | |
1492 | } | |
1493 | break; | |
02946f4b BT |
1494 | |
1495 | case HID_DG_LATENCYMODE: | |
1496 | field->value[index] = latency; | |
99c703ac | 1497 | return true; |
02946f4b BT |
1498 | |
1499 | case HID_DG_SURFACESWITCH: | |
1500 | field->value[index] = surface_switch; | |
99c703ac | 1501 | return true; |
02946f4b BT |
1502 | |
1503 | case HID_DG_BUTTONSWITCH: | |
1504 | field->value[index] = button_switch; | |
99c703ac | 1505 | return true; |
7f81c8db | 1506 | } |
31ae9bdd | 1507 | |
7f81c8db BT |
1508 | return false; /* no need to update the report */ |
1509 | } | |
31ae9bdd | 1510 | |
02946f4b BT |
1511 | static void mt_set_modes(struct hid_device *hdev, enum latency_mode latency, |
1512 | bool surface_switch, bool button_switch) | |
7f81c8db BT |
1513 | { |
1514 | struct hid_report_enum *rep_enum; | |
1515 | struct hid_report *rep; | |
1516 | struct hid_usage *usage; | |
1517 | int i, j; | |
1518 | bool update_report; | |
ec6adef5 | 1519 | bool inputmode_found = false; |
7f81c8db BT |
1520 | |
1521 | rep_enum = &hdev->report_enum[HID_FEATURE_REPORT]; | |
1522 | list_for_each_entry(rep, &rep_enum->report_list, list) { | |
1523 | update_report = false; | |
1524 | ||
1525 | for (i = 0; i < rep->maxfield; i++) { | |
1526 | /* Ignore if report count is out of bounds. */ | |
1527 | if (rep->field[i]->report_count < 1) | |
1528 | continue; | |
1529 | ||
1530 | for (j = 0; j < rep->field[i]->maxusage; j++) { | |
1531 | usage = &rep->field[i]->usage[j]; | |
1532 | ||
1533 | if (mt_need_to_apply_feature(hdev, | |
1534 | rep->field[i], | |
02946f4b BT |
1535 | usage, |
1536 | latency, | |
1537 | surface_switch, | |
ec6adef5 BT |
1538 | button_switch, |
1539 | &inputmode_found)) | |
7f81c8db BT |
1540 | update_report = true; |
1541 | } | |
31ae9bdd | 1542 | } |
7f81c8db BT |
1543 | |
1544 | if (update_report) | |
1545 | hid_hw_request(hdev, rep, HID_REQ_SET_REPORT); | |
31ae9bdd BT |
1546 | } |
1547 | } | |
1548 | ||
f146d1c4 BT |
1549 | static void mt_post_parse_default_settings(struct mt_device *td, |
1550 | struct mt_application *app) | |
4fa3a583 | 1551 | { |
3ceb3826 | 1552 | __s32 quirks = app->quirks; |
4fa3a583 HR |
1553 | |
1554 | /* unknown serial device needs special quirks */ | |
01eaac7e | 1555 | if (list_is_singular(&app->mt_usages)) { |
4fa3a583 HR |
1556 | quirks |= MT_QUIRK_ALWAYS_VALID; |
1557 | quirks &= ~MT_QUIRK_NOT_SEEN_MEANS_UP; | |
1558 | quirks &= ~MT_QUIRK_VALID_IS_INRANGE; | |
1559 | quirks &= ~MT_QUIRK_VALID_IS_CONFIDENCE; | |
e0bb8f9a | 1560 | quirks &= ~MT_QUIRK_CONTACT_CNT_ACCURATE; |
4fa3a583 HR |
1561 | } |
1562 | ||
3ceb3826 | 1563 | app->quirks = quirks; |
4fa3a583 HR |
1564 | } |
1565 | ||
f146d1c4 | 1566 | static void mt_post_parse(struct mt_device *td, struct mt_application *app) |
3ac36d15 | 1567 | { |
01eaac7e | 1568 | if (!app->have_contact_count) |
3ceb3826 | 1569 | app->quirks &= ~MT_QUIRK_CONTACT_CNT_ACCURATE; |
3ac36d15 BT |
1570 | } |
1571 | ||
b2c68a2f | 1572 | static int mt_input_configured(struct hid_device *hdev, struct hid_input *hi) |
76f5902a HR |
1573 | { |
1574 | struct mt_device *td = hid_get_drvdata(hdev); | |
c08d46aa BT |
1575 | char *name; |
1576 | const char *suffix = NULL; | |
8dfe14b3 | 1577 | struct mt_report_data *rdata; |
f146d1c4 | 1578 | struct mt_application *mt_application = NULL; |
40ec2603 | 1579 | struct hid_report *report; |
b2c68a2f | 1580 | int ret; |
76f5902a | 1581 | |
40ec2603 | 1582 | list_for_each_entry(report, &hi->reports, hidinput_list) { |
8dfe14b3 BT |
1583 | rdata = mt_find_report_data(td, report); |
1584 | if (!rdata) { | |
1585 | hid_err(hdev, "failed to allocate data for report\n"); | |
1586 | return -ENOMEM; | |
1587 | } | |
1588 | ||
1589 | mt_application = rdata->application; | |
f146d1c4 | 1590 | |
8dfe14b3 | 1591 | if (rdata->is_mt_collection) { |
f146d1c4 BT |
1592 | ret = mt_touch_input_configured(hdev, hi, |
1593 | mt_application); | |
40ec2603 BT |
1594 | if (ret) |
1595 | return ret; | |
1596 | } | |
b2c68a2f | 1597 | } |
76f5902a | 1598 | |
7ffa13be BT |
1599 | switch (hi->application) { |
1600 | case HID_GD_KEYBOARD: | |
1601 | case HID_GD_KEYPAD: | |
1602 | case HID_GD_MOUSE: | |
1603 | case HID_DG_TOUCHPAD: | |
1604 | case HID_GD_SYSTEM_CONTROL: | |
1605 | case HID_CP_CONSUMER_CONTROL: | |
1606 | case HID_GD_WIRELESS_RADIO_CTLS: | |
1607 | case HID_GD_SYSTEM_MULTIAXIS: | |
1608 | /* already handled by hid core */ | |
1609 | break; | |
1610 | case HID_DG_TOUCHSCREEN: | |
1611 | /* we do not set suffix = "Touchscreen" */ | |
1612 | hi->input->name = hdev->name; | |
1613 | break; | |
7ffa13be BT |
1614 | case HID_VD_ASUS_CUSTOM_MEDIA_KEYS: |
1615 | suffix = "Custom Media Keys"; | |
1616 | break; | |
bc8b796f AZ |
1617 | case HID_DG_STYLUS: |
1618 | /* force BTN_STYLUS to allow tablet matching in udev */ | |
1619 | __set_bit(BTN_STYLUS, hi->input->keybit); | |
69ecd44d | 1620 | break; |
7ffa13be BT |
1621 | default: |
1622 | suffix = "UNKNOWN"; | |
1623 | break; | |
c08d46aa BT |
1624 | } |
1625 | ||
1626 | if (suffix) { | |
1627 | name = devm_kzalloc(&hi->input->dev, | |
1628 | strlen(hdev->name) + strlen(suffix) + 2, | |
1629 | GFP_KERNEL); | |
1630 | if (name) { | |
1631 | sprintf(name, "%s %s", hdev->name, suffix); | |
1632 | hi->input->name = name; | |
1633 | } | |
1634 | } | |
b2c68a2f DT |
1635 | |
1636 | return 0; | |
76f5902a HR |
1637 | } |
1638 | ||
f3287a99 BT |
1639 | static void mt_fix_const_field(struct hid_field *field, unsigned int usage) |
1640 | { | |
1641 | if (field->usage[0].hid != usage || | |
1642 | !(field->flags & HID_MAIN_ITEM_CONSTANT)) | |
1643 | return; | |
1644 | ||
1645 | field->flags &= ~HID_MAIN_ITEM_CONSTANT; | |
1646 | field->flags |= HID_MAIN_ITEM_VARIABLE; | |
1647 | } | |
1648 | ||
1649 | static void mt_fix_const_fields(struct hid_device *hdev, unsigned int usage) | |
1650 | { | |
1651 | struct hid_report *report; | |
1652 | int i; | |
1653 | ||
1654 | list_for_each_entry(report, | |
1655 | &hdev->report_enum[HID_INPUT_REPORT].report_list, | |
1656 | list) { | |
1657 | ||
1658 | if (!report->maxfield) | |
1659 | continue; | |
1660 | ||
1661 | for (i = 0; i < report->maxfield; i++) | |
1662 | if (report->field[i]->maxusage >= 1) | |
1663 | mt_fix_const_field(report->field[i], usage); | |
1664 | } | |
1665 | } | |
1666 | ||
4f4001bc BT |
1667 | static void mt_release_contacts(struct hid_device *hid) |
1668 | { | |
1669 | struct hid_input *hidinput; | |
f146d1c4 | 1670 | struct mt_application *application; |
4f4001bc BT |
1671 | struct mt_device *td = hid_get_drvdata(hid); |
1672 | ||
1673 | list_for_each_entry(hidinput, &hid->inputs, list) { | |
1674 | struct input_dev *input_dev = hidinput->input; | |
1675 | struct input_mt *mt = input_dev->mt; | |
1676 | int i; | |
1677 | ||
1678 | if (mt) { | |
1679 | for (i = 0; i < mt->num_slots; i++) { | |
1680 | input_mt_slot(input_dev, i); | |
5fc70e35 | 1681 | input_mt_report_slot_inactive(input_dev); |
4f4001bc BT |
1682 | } |
1683 | input_mt_sync_frame(input_dev); | |
1684 | input_sync(input_dev); | |
1685 | } | |
1686 | } | |
1687 | ||
f146d1c4 BT |
1688 | list_for_each_entry(application, &td->applications, list) { |
1689 | application->num_received = 0; | |
1690 | } | |
4f4001bc BT |
1691 | } |
1692 | ||
0ee32774 | 1693 | static void mt_expired_timeout(struct timer_list *t) |
4f4001bc | 1694 | { |
0ee32774 KC |
1695 | struct mt_device *td = from_timer(td, t, release_timer); |
1696 | struct hid_device *hdev = td->hdev; | |
4f4001bc BT |
1697 | |
1698 | /* | |
1699 | * An input report came in just before we release the sticky fingers, | |
1700 | * it will take care of the sticky fingers. | |
1701 | */ | |
be6e2b57 | 1702 | if (test_and_set_bit_lock(MT_IO_FLAGS_RUNNING, &td->mt_io_flags)) |
4f4001bc | 1703 | return; |
96098274 BT |
1704 | if (test_bit(MT_IO_FLAGS_PENDING_SLOTS, &td->mt_io_flags)) |
1705 | mt_release_contacts(hdev); | |
be6e2b57 | 1706 | clear_bit_unlock(MT_IO_FLAGS_RUNNING, &td->mt_io_flags); |
4f4001bc BT |
1707 | } |
1708 | ||
5519cab4 BT |
1709 | static int mt_probe(struct hid_device *hdev, const struct hid_device_id *id) |
1710 | { | |
2d93666e | 1711 | int ret, i; |
5519cab4 | 1712 | struct mt_device *td; |
cf6d15d7 | 1713 | const struct mt_class *mtclass = mt_classes; /* MT_CLS_DEFAULT */ |
2d93666e | 1714 | |
94b5485c HR |
1715 | for (i = 0; mt_classes[i].name ; i++) { |
1716 | if (id->driver_data == mt_classes[i].name) { | |
1717 | mtclass = &(mt_classes[i]); | |
1718 | break; | |
2d93666e BT |
1719 | } |
1720 | } | |
5519cab4 | 1721 | |
c08d46aa | 1722 | td = devm_kzalloc(&hdev->dev, sizeof(struct mt_device), GFP_KERNEL); |
5519cab4 BT |
1723 | if (!td) { |
1724 | dev_err(&hdev->dev, "cannot allocate multitouch data\n"); | |
1725 | return -ENOMEM; | |
1726 | } | |
0ee32774 | 1727 | td->hdev = hdev; |
eec29e3d | 1728 | td->mtclass = *mtclass; |
9abebedb | 1729 | td->inputmode_value = MT_INPUTMODE_TOUCHSCREEN; |
5519cab4 BT |
1730 | hid_set_drvdata(hdev, td); |
1731 | ||
f146d1c4 | 1732 | INIT_LIST_HEAD(&td->applications); |
8dfe14b3 | 1733 | INIT_LIST_HEAD(&td->reports); |
f146d1c4 | 1734 | |
76f5902a HR |
1735 | if (id->vendor == HID_ANY_ID && id->product == HID_ANY_ID) |
1736 | td->serial_maybe = true; | |
1737 | ||
b897f6db BT |
1738 | /* This allows the driver to correctly support devices |
1739 | * that emit events over several HID messages. | |
1740 | */ | |
1741 | hdev->quirks |= HID_QUIRK_NO_INPUT_SYNC; | |
1742 | ||
1743 | /* | |
1744 | * This allows the driver to handle different input sensors | |
40ec2603 | 1745 | * that emits events through different applications on the same HID |
b897f6db BT |
1746 | * device. |
1747 | */ | |
40ec2603 | 1748 | hdev->quirks |= HID_QUIRK_INPUT_PER_APP; |
b897f6db | 1749 | |
0d6c3011 BT |
1750 | if (id->group != HID_GROUP_MULTITOUCH_WIN_8) |
1751 | hdev->quirks |= HID_QUIRK_MULTI_INPUT; | |
1752 | ||
40d5bb87 BT |
1753 | if (mtclass->quirks & MT_QUIRK_FORCE_MULTI_INPUT) { |
1754 | hdev->quirks &= ~HID_QUIRK_INPUT_PER_APP; | |
1755 | hdev->quirks |= HID_QUIRK_MULTI_INPUT; | |
1756 | } | |
1757 | ||
0ee32774 | 1758 | timer_setup(&td->release_timer, mt_expired_timeout, 0); |
4f4001bc | 1759 | |
5519cab4 BT |
1760 | ret = hid_parse(hdev); |
1761 | if (ret != 0) | |
c08d46aa | 1762 | return ret; |
5519cab4 | 1763 | |
f3287a99 BT |
1764 | if (mtclass->quirks & MT_QUIRK_FIX_CONST_CONTACT_ID) |
1765 | mt_fix_const_fields(hdev, HID_DG_CONTACTID); | |
1766 | ||
5519cab4 | 1767 | ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT); |
2d93666e | 1768 | if (ret) |
c08d46aa | 1769 | return ret; |
5519cab4 | 1770 | |
eec29e3d | 1771 | ret = sysfs_create_group(&hdev->dev.kobj, &mt_attribute_group); |
0c4b3c63 NK |
1772 | if (ret) |
1773 | dev_warn(&hdev->dev, "Cannot allocate sysfs group for %s\n", | |
1774 | hdev->name); | |
eec29e3d | 1775 | |
02946f4b | 1776 | mt_set_modes(hdev, HID_LATENCY_NORMAL, true, true); |
5519cab4 BT |
1777 | |
1778 | return 0; | |
5519cab4 BT |
1779 | } |
1780 | ||
1781 | #ifdef CONFIG_PM | |
c7aa374e BH |
1782 | static int mt_suspend(struct hid_device *hdev, pm_message_t state) |
1783 | { | |
31a4cf1d HG |
1784 | struct mt_device *td = hid_get_drvdata(hdev); |
1785 | ||
c7aa374e | 1786 | /* High latency is desirable for power savings during S3/S0ix */ |
498d0ddc HG |
1787 | if ((td->mtclass.quirks & MT_QUIRK_DISABLE_WAKEUP) || |
1788 | !hid_hw_may_wakeup(hdev)) | |
31a4cf1d HG |
1789 | mt_set_modes(hdev, HID_LATENCY_HIGH, false, false); |
1790 | else | |
1791 | mt_set_modes(hdev, HID_LATENCY_HIGH, true, true); | |
1792 | ||
c7aa374e BH |
1793 | return 0; |
1794 | } | |
1795 | ||
5519cab4 BT |
1796 | static int mt_reset_resume(struct hid_device *hdev) |
1797 | { | |
d3e69b9a | 1798 | mt_release_contacts(hdev); |
02946f4b | 1799 | mt_set_modes(hdev, HID_LATENCY_NORMAL, true, true); |
5519cab4 BT |
1800 | return 0; |
1801 | } | |
dfeefd10 SL |
1802 | |
1803 | static int mt_resume(struct hid_device *hdev) | |
1804 | { | |
dfeefd10 SL |
1805 | /* Some Elan legacy devices require SET_IDLE to be set on resume. |
1806 | * It should be safe to send it to other devices too. | |
1807 | * Tested on 3M, Stantum, Cypress, Zytronic, eGalax, and Elan panels. */ | |
1808 | ||
4ba25d3f | 1809 | hid_hw_idle(hdev, 0, 0, HID_REQ_SET_IDLE); |
dfeefd10 | 1810 | |
c7aa374e BH |
1811 | mt_set_modes(hdev, HID_LATENCY_NORMAL, true, true); |
1812 | ||
dfeefd10 SL |
1813 | return 0; |
1814 | } | |
5519cab4 BT |
1815 | #endif |
1816 | ||
1817 | static void mt_remove(struct hid_device *hdev) | |
1818 | { | |
b897f6db BT |
1819 | struct mt_device *td = hid_get_drvdata(hdev); |
1820 | ||
4f4001bc BT |
1821 | del_timer_sync(&td->release_timer); |
1822 | ||
eec29e3d | 1823 | sysfs_remove_group(&hdev->dev.kobj, &mt_attribute_group); |
5939212d | 1824 | hid_hw_stop(hdev); |
5519cab4 BT |
1825 | } |
1826 | ||
0fa9c616 BT |
1827 | /* |
1828 | * This list contains only: | |
1829 | * - VID/PID of products not working with the default multitouch handling | |
1830 | * - 2 generic rules. | |
1831 | * So there is no point in adding here any device with MT_CLS_DEFAULT. | |
1832 | */ | |
5519cab4 BT |
1833 | static const struct hid_device_id mt_devices[] = { |
1834 | ||
f786bba4 BT |
1835 | /* 3M panels */ |
1836 | { .driver_data = MT_CLS_3M, | |
2c2110e9 | 1837 | MT_USB_DEVICE(USB_VENDOR_ID_3M, |
f786bba4 BT |
1838 | USB_DEVICE_ID_3M1968) }, |
1839 | { .driver_data = MT_CLS_3M, | |
2c2110e9 | 1840 | MT_USB_DEVICE(USB_VENDOR_ID_3M, |
f786bba4 | 1841 | USB_DEVICE_ID_3M2256) }, |
c4fad877 | 1842 | { .driver_data = MT_CLS_3M, |
2c2110e9 | 1843 | MT_USB_DEVICE(USB_VENDOR_ID_3M, |
c4fad877 | 1844 | USB_DEVICE_ID_3M3266) }, |
f786bba4 | 1845 | |
6aef704e BT |
1846 | /* Anton devices */ |
1847 | { .driver_data = MT_CLS_EXPORT_ALL_INPUTS, | |
1848 | MT_USB_DEVICE(USB_VENDOR_ID_ANTON, | |
1849 | USB_DEVICE_ID_ANTON_TOUCH_PAD) }, | |
e6aac342 | 1850 | |
31a4cf1d HG |
1851 | /* Asus T101HA */ |
1852 | { .driver_data = MT_CLS_WIN_8_DISABLE_WAKEUP, | |
1853 | HID_DEVICE(BUS_USB, HID_GROUP_MULTITOUCH_WIN_8, | |
1854 | USB_VENDOR_ID_ASUSTEK, | |
1855 | USB_DEVICE_ID_ASUSTEK_T101HA_KEYBOARD) }, | |
1856 | ||
957b8dff JPRV |
1857 | /* Asus T304UA */ |
1858 | { .driver_data = MT_CLS_ASUS, | |
1859 | HID_DEVICE(BUS_USB, HID_GROUP_MULTITOUCH_WIN_8, | |
1860 | USB_VENDOR_ID_ASUSTEK, | |
1861 | USB_DEVICE_ID_ASUSTEK_T304_KEYBOARD) }, | |
1862 | ||
b1057124 | 1863 | /* Atmel panels */ |
841cb157 | 1864 | { .driver_data = MT_CLS_SERIAL, |
2c2110e9 | 1865 | MT_USB_DEVICE(USB_VENDOR_ID_ATMEL, |
841cb157 | 1866 | USB_DEVICE_ID_ATMEL_MXT_DIGITIZER) }, |
b1057124 | 1867 | |
9ed32695 | 1868 | /* Baanto multitouch devices */ |
dc3e1d80 | 1869 | { .driver_data = MT_CLS_NSMU, |
16b79bb8 | 1870 | MT_USB_DEVICE(USB_VENDOR_ID_BAANTO, |
9ed32695 | 1871 | USB_DEVICE_ID_BAANTO_MT_190W2) }, |
0fa9c616 | 1872 | |
a841b62c BT |
1873 | /* Cando panels */ |
1874 | { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTNUMBER, | |
2c2110e9 | 1875 | MT_USB_DEVICE(USB_VENDOR_ID_CANDO, |
a841b62c | 1876 | USB_DEVICE_ID_CANDO_MULTI_TOUCH) }, |
a841b62c | 1877 | { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTNUMBER, |
2c2110e9 | 1878 | MT_USB_DEVICE(USB_VENDOR_ID_CANDO, |
a841b62c BT |
1879 | USB_DEVICE_ID_CANDO_MULTI_TOUCH_15_6) }, |
1880 | ||
942fd422 | 1881 | /* Chunghwa Telecom touch panels */ |
dc3e1d80 | 1882 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 1883 | MT_USB_DEVICE(USB_VENDOR_ID_CHUNGHWAT, |
942fd422 AZ |
1884 | USB_DEVICE_ID_CHUNGHWAT_MULTITOUCH) }, |
1885 | ||
070f63b4 YB |
1886 | /* CJTouch panels */ |
1887 | { .driver_data = MT_CLS_NSMU, | |
1888 | MT_USB_DEVICE(USB_VENDOR_ID_CJTOUCH, | |
1889 | USB_DEVICE_ID_CJTOUCH_MULTI_TOUCH_0020) }, | |
1890 | { .driver_data = MT_CLS_NSMU, | |
1891 | MT_USB_DEVICE(USB_VENDOR_ID_CJTOUCH, | |
1892 | USB_DEVICE_ID_CJTOUCH_MULTI_TOUCH_0040) }, | |
1893 | ||
79603dc9 | 1894 | /* CVTouch panels */ |
dc3e1d80 | 1895 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 1896 | MT_USB_DEVICE(USB_VENDOR_ID_CVTOUCH, |
79603dc9 BT |
1897 | USB_DEVICE_ID_CVTOUCH_SCREEN) }, |
1898 | ||
32bea357 OZ |
1899 | /* eGalax devices (SAW) */ |
1900 | { .driver_data = MT_CLS_EXPORT_ALL_INPUTS, | |
1901 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, | |
1902 | USB_DEVICE_ID_EGALAX_TOUCHCONTROLLER) }, | |
1903 | ||
22408283 | 1904 | /* eGalax devices (resistive) */ |
e36f690b | 1905 | { .driver_data = MT_CLS_EGALAX, |
2c2110e9 | 1906 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
e36f690b BT |
1907 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_480D) }, |
1908 | { .driver_data = MT_CLS_EGALAX, | |
2c2110e9 | 1909 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
e36f690b | 1910 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_480E) }, |
22408283 BT |
1911 | |
1912 | /* eGalax devices (capacitive) */ | |
fd1d1525 | 1913 | { .driver_data = MT_CLS_EGALAX_SERIAL, |
2c2110e9 | 1914 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
fd1d1525 | 1915 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7207) }, |
aa672da1 | 1916 | { .driver_data = MT_CLS_EGALAX, |
2c2110e9 | 1917 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
aa672da1 | 1918 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_720C) }, |
fd1d1525 | 1919 | { .driver_data = MT_CLS_EGALAX_SERIAL, |
2c2110e9 | 1920 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
fd1d1525 | 1921 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7224) }, |
2ce09df4 | 1922 | { .driver_data = MT_CLS_EGALAX_SERIAL, |
2c2110e9 | 1923 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
2ce09df4 | 1924 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_722A) }, |
aa672da1 | 1925 | { .driver_data = MT_CLS_EGALAX_SERIAL, |
2c2110e9 | 1926 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
aa672da1 | 1927 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_725E) }, |
fd1d1525 | 1928 | { .driver_data = MT_CLS_EGALAX_SERIAL, |
2c2110e9 | 1929 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
fd1d1525 | 1930 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7262) }, |
aa672da1 AS |
1931 | { .driver_data = MT_CLS_EGALAX, |
1932 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, | |
1933 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_726B) }, | |
e36f690b | 1934 | { .driver_data = MT_CLS_EGALAX, |
2c2110e9 | 1935 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
e36f690b | 1936 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72A1) }, |
fd1d1525 | 1937 | { .driver_data = MT_CLS_EGALAX_SERIAL, |
2c2110e9 | 1938 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
fd1d1525 | 1939 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72AA) }, |
aa672da1 AS |
1940 | { .driver_data = MT_CLS_EGALAX, |
1941 | HID_USB_DEVICE(USB_VENDOR_ID_DWAV, | |
1942 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72C4) }, | |
1943 | { .driver_data = MT_CLS_EGALAX, | |
1944 | HID_USB_DEVICE(USB_VENDOR_ID_DWAV, | |
1945 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72D0) }, | |
66f06127 | 1946 | { .driver_data = MT_CLS_EGALAX, |
2c2110e9 | 1947 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
66f06127 | 1948 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72FA) }, |
bb9ff210 | 1949 | { .driver_data = MT_CLS_EGALAX, |
2c2110e9 | 1950 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
bb9ff210 | 1951 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7302) }, |
fd1d1525 | 1952 | { .driver_data = MT_CLS_EGALAX_SERIAL, |
2c2110e9 | 1953 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
fd1d1525 | 1954 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7349) }, |
1b723e8d | 1955 | { .driver_data = MT_CLS_EGALAX_SERIAL, |
ae01c9e5 TR |
1956 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
1957 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_73F7) }, | |
1b723e8d | 1958 | { .driver_data = MT_CLS_EGALAX_SERIAL, |
2c2110e9 | 1959 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
e36f690b | 1960 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_A001) }, |
f9e82295 SR |
1961 | { .driver_data = MT_CLS_EGALAX, |
1962 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, | |
1963 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_C002) }, | |
22408283 | 1964 | |
40d5bb87 BT |
1965 | /* Elan devices */ |
1966 | { .driver_data = MT_CLS_WIN_8_FORCE_MULTI_INPUT, | |
1967 | HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8, | |
1968 | USB_VENDOR_ID_ELAN, 0x313a) }, | |
1969 | ||
4eab1c2f JE |
1970 | { .driver_data = MT_CLS_WIN_8_FORCE_MULTI_INPUT, |
1971 | HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8, | |
1972 | USB_VENDOR_ID_ELAN, 0x3148) }, | |
1973 | ||
7c7606a2 TS |
1974 | /* Elitegroup panel */ |
1975 | { .driver_data = MT_CLS_SERIAL, | |
1976 | MT_USB_DEVICE(USB_VENDOR_ID_ELITEGROUP, | |
1977 | USB_DEVICE_ID_ELITEGROUP_05D8) }, | |
1978 | ||
77723e3b HR |
1979 | /* Flatfrog Panels */ |
1980 | { .driver_data = MT_CLS_FLATFROG, | |
1981 | MT_USB_DEVICE(USB_VENDOR_ID_FLATFROG, | |
1982 | USB_DEVICE_ID_MULTITOUCH_3200) }, | |
1983 | ||
3db187e7 BT |
1984 | /* FocalTech Panels */ |
1985 | { .driver_data = MT_CLS_SERIAL, | |
1986 | MT_USB_DEVICE(USB_VENDOR_ID_CYGNAL, | |
1987 | USB_DEVICE_ID_FOCALTECH_FTXXXX_MULTITOUCH) }, | |
1988 | ||
5572da08 | 1989 | /* GeneralTouch panel */ |
f5ff4e1e | 1990 | { .driver_data = MT_CLS_GENERALTOUCH_TWOFINGERS, |
2c2110e9 | 1991 | MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, |
5572da08 | 1992 | USB_DEVICE_ID_GENERAL_TOUCH_WIN7_TWOFINGERS) }, |
f5ff4e1e XY |
1993 | { .driver_data = MT_CLS_GENERALTOUCH_PWT_TENFINGERS, |
1994 | MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, | |
1995 | USB_DEVICE_ID_GENERAL_TOUCH_WIN8_PWT_TENFINGERS) }, | |
7b226292 L |
1996 | { .driver_data = MT_CLS_GENERALTOUCH_TWOFINGERS, |
1997 | MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, | |
1998 | USB_DEVICE_ID_GENERAL_TOUCH_WIN8_PIT_0101) }, | |
1999 | { .driver_data = MT_CLS_GENERALTOUCH_PWT_TENFINGERS, | |
2000 | MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, | |
2001 | USB_DEVICE_ID_GENERAL_TOUCH_WIN8_PIT_0102) }, | |
2002 | { .driver_data = MT_CLS_GENERALTOUCH_PWT_TENFINGERS, | |
2003 | MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, | |
2004 | USB_DEVICE_ID_GENERAL_TOUCH_WIN8_PIT_0106) }, | |
2005 | { .driver_data = MT_CLS_GENERALTOUCH_PWT_TENFINGERS, | |
2006 | MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, | |
2007 | USB_DEVICE_ID_GENERAL_TOUCH_WIN8_PIT_010A) }, | |
2008 | { .driver_data = MT_CLS_GENERALTOUCH_PWT_TENFINGERS, | |
2009 | MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, | |
2010 | USB_DEVICE_ID_GENERAL_TOUCH_WIN8_PIT_E100) }, | |
5572da08 | 2011 | |
4d5df5d1 | 2012 | /* Gametel game controller */ |
dc3e1d80 | 2013 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 2014 | MT_BT_DEVICE(USB_VENDOR_ID_FRUCTEL, |
4d5df5d1 AN |
2015 | USB_DEVICE_ID_GAMETEL_MT_MODE) }, |
2016 | ||
ee0fbd14 | 2017 | /* GoodTouch panels */ |
dc3e1d80 | 2018 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 2019 | MT_USB_DEVICE(USB_VENDOR_ID_GOODTOUCH, |
ee0fbd14 BT |
2020 | USB_DEVICE_ID_GOODTOUCH_000f) }, |
2021 | ||
54580365 BT |
2022 | /* Hanvon panels */ |
2023 | { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTID, | |
2c2110e9 | 2024 | MT_USB_DEVICE(USB_VENDOR_ID_HANVON_ALT, |
54580365 BT |
2025 | USB_DEVICE_ID_HANVON_ALT_MULTITOUCH) }, |
2026 | ||
4e61f0d7 | 2027 | /* Ilitek dual touch panel */ |
dc3e1d80 | 2028 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 2029 | MT_USB_DEVICE(USB_VENDOR_ID_ILITEK, |
4e61f0d7 AZ |
2030 | USB_DEVICE_ID_ILITEK_MULTITOUCH) }, |
2031 | ||
f3287a99 BT |
2032 | /* LG Melfas panel */ |
2033 | { .driver_data = MT_CLS_LG, | |
2034 | HID_USB_DEVICE(USB_VENDOR_ID_LG, | |
2035 | USB_DEVICE_ID_LG_MELFAS_MT) }, | |
348b80b2 AM |
2036 | { .driver_data = MT_CLS_LG, |
2037 | HID_DEVICE(BUS_I2C, HID_GROUP_GENERIC, | |
2038 | USB_VENDOR_ID_LG, I2C_DEVICE_ID_LG_7010) }, | |
f3287a99 | 2039 | |
4a6a4c96 MW |
2040 | /* Lenovo X1 TAB Gen 2 */ |
2041 | { .driver_data = MT_CLS_WIN_8_FORCE_MULTI_INPUT, | |
2042 | HID_DEVICE(BUS_USB, HID_GROUP_MULTITOUCH_WIN_8, | |
2043 | USB_VENDOR_ID_LENOVO, | |
2044 | USB_DEVICE_ID_LENOVO_X1_TAB) }, | |
2045 | ||
140958da MW |
2046 | /* Lenovo X1 TAB Gen 3 */ |
2047 | { .driver_data = MT_CLS_WIN_8_FORCE_MULTI_INPUT, | |
2048 | HID_DEVICE(BUS_USB, HID_GROUP_MULTITOUCH_WIN_8, | |
2049 | USB_VENDOR_ID_LENOVO, | |
2050 | USB_DEVICE_ID_LENOVO_X1_TAB3) }, | |
2051 | ||
95cd2cdc | 2052 | /* Lenovo X12 TAB Gen 1 */ |
54eed5c7 | 2053 | { .driver_data = MT_CLS_WIN_8_FORCE_MULTI_INPUT_NSMU, |
95cd2cdc TJ |
2054 | HID_DEVICE(BUS_USB, HID_GROUP_MULTITOUCH_WIN_8, |
2055 | USB_VENDOR_ID_LENOVO, | |
2056 | USB_DEVICE_ID_LENOVO_X12_TAB) }, | |
2057 | ||
4a6ee685 BT |
2058 | /* MosArt panels */ |
2059 | { .driver_data = MT_CLS_CONFIDENCE_MINUS_ONE, | |
2c2110e9 | 2060 | MT_USB_DEVICE(USB_VENDOR_ID_ASUS, |
4a6ee685 BT |
2061 | USB_DEVICE_ID_ASUS_T91MT)}, |
2062 | { .driver_data = MT_CLS_CONFIDENCE_MINUS_ONE, | |
2c2110e9 | 2063 | MT_USB_DEVICE(USB_VENDOR_ID_ASUS, |
4a6ee685 BT |
2064 | USB_DEVICE_ID_ASUSTEK_MULTITOUCH_YFO) }, |
2065 | { .driver_data = MT_CLS_CONFIDENCE_MINUS_ONE, | |
2c2110e9 | 2066 | MT_USB_DEVICE(USB_VENDOR_ID_TURBOX, |
4a6ee685 BT |
2067 | USB_DEVICE_ID_TURBOX_TOUCHSCREEN_MOSART) }, |
2068 | ||
4db703ea | 2069 | /* Novatek Panel */ |
dc3e1d80 | 2070 | { .driver_data = MT_CLS_NSMU, |
4380d819 | 2071 | MT_USB_DEVICE(USB_VENDOR_ID_NOVATEK, |
4db703ea AH |
2072 | USB_DEVICE_ID_NOVATEK_PCT) }, |
2073 | ||
a80e803a BT |
2074 | /* Ntrig Panel */ |
2075 | { .driver_data = MT_CLS_NSMU, | |
2076 | HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8, | |
2077 | USB_VENDOR_ID_NTRIG, 0x1b05) }, | |
2078 | ||
fb55b402 HG |
2079 | /* Panasonic panels */ |
2080 | { .driver_data = MT_CLS_PANASONIC, | |
2081 | MT_USB_DEVICE(USB_VENDOR_ID_PANASONIC, | |
2082 | USB_DEVICE_ID_PANABOARD_UBT780) }, | |
2083 | { .driver_data = MT_CLS_PANASONIC, | |
2084 | MT_USB_DEVICE(USB_VENDOR_ID_PANASONIC, | |
2085 | USB_DEVICE_ID_PANABOARD_UBT880) }, | |
2086 | ||
b7ea95ff AT |
2087 | /* PixArt optical touch screen */ |
2088 | { .driver_data = MT_CLS_INRANGE_CONTACTNUMBER, | |
2c2110e9 | 2089 | MT_USB_DEVICE(USB_VENDOR_ID_PIXART, |
b7ea95ff AT |
2090 | USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN) }, |
2091 | { .driver_data = MT_CLS_INRANGE_CONTACTNUMBER, | |
2c2110e9 | 2092 | MT_USB_DEVICE(USB_VENDOR_ID_PIXART, |
b7ea95ff AT |
2093 | USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN1) }, |
2094 | { .driver_data = MT_CLS_INRANGE_CONTACTNUMBER, | |
2c2110e9 | 2095 | MT_USB_DEVICE(USB_VENDOR_ID_PIXART, |
b7ea95ff AT |
2096 | USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN2) }, |
2097 | ||
5519cab4 | 2098 | /* PixCir-based panels */ |
1e9cf35b | 2099 | { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTID, |
2c2110e9 | 2100 | MT_USB_DEVICE(USB_VENDOR_ID_CANDO, |
5519cab4 BT |
2101 | USB_DEVICE_ID_CANDO_PIXCIR_MULTI_TOUCH) }, |
2102 | ||
5e7ea11f | 2103 | /* Quanta-based panels */ |
5e7ea11f | 2104 | { .driver_data = MT_CLS_CONFIDENCE_CONTACT_ID, |
2c2110e9 | 2105 | MT_USB_DEVICE(USB_VENDOR_ID_QUANTA, |
5e7ea11f | 2106 | USB_DEVICE_ID_QUANTA_OPTICAL_TOUCH_3001) }, |
a6802e00 | 2107 | |
843e475f BT |
2108 | /* Razer touchpads */ |
2109 | { .driver_data = MT_CLS_RAZER_BLADE_STEALTH, | |
2110 | HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8, | |
2111 | USB_VENDOR_ID_SYNAPTICS, 0x8323) }, | |
2112 | ||
69ecd44d BT |
2113 | /* Smart Tech panels */ |
2114 | { .driver_data = MT_CLS_SMART_TECH, | |
2115 | MT_USB_DEVICE(0x0b8c, 0x0092)}, | |
2116 | ||
043b403a | 2117 | /* Stantum panels */ |
bf5af9b5 | 2118 | { .driver_data = MT_CLS_CONFIDENCE, |
2c2110e9 | 2119 | MT_USB_DEVICE(USB_VENDOR_ID_STANTUM_STM, |
043b403a | 2120 | USB_DEVICE_ID_MTP_STM)}, |
043b403a | 2121 | |
40d5bb87 BT |
2122 | /* Synaptics devices */ |
2123 | { .driver_data = MT_CLS_WIN_8_FORCE_MULTI_INPUT, | |
2124 | HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8, | |
2125 | USB_VENDOR_ID_SYNAPTICS, 0xce08) }, | |
2126 | ||
c3d6eb6e KHF |
2127 | { .driver_data = MT_CLS_WIN_8_FORCE_MULTI_INPUT, |
2128 | HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8, | |
2129 | USB_VENDOR_ID_SYNAPTICS, 0xce09) }, | |
2130 | ||
847672cd BT |
2131 | /* TopSeed panels */ |
2132 | { .driver_data = MT_CLS_TOPSEED, | |
2c2110e9 | 2133 | MT_USB_DEVICE(USB_VENDOR_ID_TOPSEED2, |
847672cd BT |
2134 | USB_DEVICE_ID_TOPSEED2_PERIPAD_701) }, |
2135 | ||
5e74e56d | 2136 | /* Touch International panels */ |
dc3e1d80 | 2137 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 2138 | MT_USB_DEVICE(USB_VENDOR_ID_TOUCH_INTL, |
5e74e56d BT |
2139 | USB_DEVICE_ID_TOUCH_INTL_MULTI_TOUCH) }, |
2140 | ||
617b64f9 | 2141 | /* Unitec panels */ |
dc3e1d80 | 2142 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 2143 | MT_USB_DEVICE(USB_VENDOR_ID_UNITEC, |
617b64f9 | 2144 | USB_DEVICE_ID_UNITEC_USB_TOUCH_0709) }, |
dc3e1d80 | 2145 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 2146 | MT_USB_DEVICE(USB_VENDOR_ID_UNITEC, |
617b64f9 | 2147 | USB_DEVICE_ID_UNITEC_USB_TOUCH_0A19) }, |
bf9d121e | 2148 | |
da10bc25 MM |
2149 | /* VTL panels */ |
2150 | { .driver_data = MT_CLS_VTL, | |
2151 | MT_USB_DEVICE(USB_VENDOR_ID_VTL, | |
2152 | USB_DEVICE_ID_VTL_MULTITOUCH_FF3F) }, | |
2153 | ||
08b9a61a JE |
2154 | /* Winbond Electronics Corp. */ |
2155 | { .driver_data = MT_CLS_WIN_8_NO_STICKY_FINGERS, | |
2156 | HID_DEVICE(HID_BUS_ANY, HID_GROUP_MULTITOUCH_WIN_8, | |
2157 | USB_VENDOR_ID_WINBOND, USB_DEVICE_ID_TSTP_MTOUCH) }, | |
2158 | ||
bf9d121e KC |
2159 | /* Wistron panels */ |
2160 | { .driver_data = MT_CLS_NSMU, | |
2161 | MT_USB_DEVICE(USB_VENDOR_ID_WISTRON, | |
2162 | USB_DEVICE_ID_WISTRON_OPTICAL_TOUCH) }, | |
2163 | ||
bc8a2a9b | 2164 | /* XAT */ |
dc3e1d80 | 2165 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 2166 | MT_USB_DEVICE(USB_VENDOR_ID_XAT, |
bc8a2a9b | 2167 | USB_DEVICE_ID_XAT_CSR) }, |
617b64f9 | 2168 | |
11576c61 | 2169 | /* Xiroku */ |
dc3e1d80 | 2170 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 2171 | MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, |
11576c61 | 2172 | USB_DEVICE_ID_XIROKU_SPX) }, |
dc3e1d80 | 2173 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 2174 | MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, |
11576c61 | 2175 | USB_DEVICE_ID_XIROKU_MPX) }, |
dc3e1d80 | 2176 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 2177 | MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, |
11576c61 | 2178 | USB_DEVICE_ID_XIROKU_CSR) }, |
dc3e1d80 | 2179 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 2180 | MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, |
11576c61 | 2181 | USB_DEVICE_ID_XIROKU_SPX1) }, |
dc3e1d80 | 2182 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 2183 | MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, |
11576c61 | 2184 | USB_DEVICE_ID_XIROKU_MPX1) }, |
dc3e1d80 | 2185 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 2186 | MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, |
11576c61 | 2187 | USB_DEVICE_ID_XIROKU_CSR1) }, |
dc3e1d80 | 2188 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 2189 | MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, |
11576c61 | 2190 | USB_DEVICE_ID_XIROKU_SPX2) }, |
dc3e1d80 | 2191 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 2192 | MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, |
11576c61 | 2193 | USB_DEVICE_ID_XIROKU_MPX2) }, |
dc3e1d80 | 2194 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 2195 | MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, |
11576c61 MH |
2196 | USB_DEVICE_ID_XIROKU_CSR2) }, |
2197 | ||
0e82232c WNH |
2198 | /* Google MT devices */ |
2199 | { .driver_data = MT_CLS_GOOGLE, | |
2200 | HID_DEVICE(HID_BUS_ANY, HID_GROUP_ANY, USB_VENDOR_ID_GOOGLE, | |
2201 | USB_DEVICE_ID_GOOGLE_TOUCH_ROSE) }, | |
1d07cef7 MM |
2202 | { .driver_data = MT_CLS_GOOGLE, |
2203 | HID_DEVICE(BUS_USB, HID_GROUP_MULTITOUCH_WIN_8, USB_VENDOR_ID_GOOGLE, | |
2204 | USB_DEVICE_ID_GOOGLE_WHISKERS) }, | |
0e82232c | 2205 | |
4fa3a583 HR |
2206 | /* Generic MT device */ |
2207 | { HID_DEVICE(HID_BUS_ANY, HID_GROUP_MULTITOUCH, HID_ANY_ID, HID_ANY_ID) }, | |
f961bd35 BT |
2208 | |
2209 | /* Generic Win 8 certified MT device */ | |
2210 | { .driver_data = MT_CLS_WIN_8, | |
2211 | HID_DEVICE(HID_BUS_ANY, HID_GROUP_MULTITOUCH_WIN_8, | |
2212 | HID_ANY_ID, HID_ANY_ID) }, | |
5519cab4 BT |
2213 | { } |
2214 | }; | |
2215 | MODULE_DEVICE_TABLE(hid, mt_devices); | |
2216 | ||
2217 | static const struct hid_usage_id mt_grabbed_usages[] = { | |
2218 | { HID_ANY_ID, HID_ANY_ID, HID_ANY_ID }, | |
2219 | { HID_ANY_ID - 1, HID_ANY_ID - 1, HID_ANY_ID - 1} | |
2220 | }; | |
2221 | ||
2222 | static struct hid_driver mt_driver = { | |
2223 | .name = "hid-multitouch", | |
2224 | .id_table = mt_devices, | |
2225 | .probe = mt_probe, | |
2226 | .remove = mt_remove, | |
2227 | .input_mapping = mt_input_mapping, | |
2228 | .input_mapped = mt_input_mapped, | |
76f5902a | 2229 | .input_configured = mt_input_configured, |
5519cab4 BT |
2230 | .feature_mapping = mt_feature_mapping, |
2231 | .usage_table = mt_grabbed_usages, | |
2232 | .event = mt_event, | |
55978fa9 | 2233 | .report = mt_report, |
5519cab4 | 2234 | #ifdef CONFIG_PM |
c7aa374e | 2235 | .suspend = mt_suspend, |
5519cab4 | 2236 | .reset_resume = mt_reset_resume, |
dfeefd10 | 2237 | .resume = mt_resume, |
5519cab4 BT |
2238 | #endif |
2239 | }; | |
f425458e | 2240 | module_hid_driver(mt_driver); |